20280731520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2953}}^1$

素因数の和:3062

約数の個数: 384

約数和(自身を含む): 76255028640

約数和(自身を除く): 55974297120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 73, 80, 84, 96, 98, 105, 112, 120, 128, 140, 146, 147, 160, 168, 192, 196, 210, 219, 224, 240, 245, 280, 292, 294, 320, 336, 365, 384, 392, 420, 438, 448, 480, 490, 511, 560, 584, 588, 640, 672, 730, 735, 784, 840, 876, 896, 960, 980, 1022, 1095, 1120, 1168, 1176, 1344, 1460, 1470, 1533, 1568, 1680, 1752, 1920, 1960, 2044, 2190, 2240, 2336, 2352, 2555, 2688, 2920, 2940, 2953, 3066, 3136, 3360, 3504, 3577, 3920, 4088, 4380, 4480, 4672, 4704, 5110, 5840, 5880, 5906, 6132, 6272, 6720, 7008, 7154, 7665, 7840, 8176, 8760, 8859, 9344, 9408, 10220, 10731, 11680, 11760, 11812, 12264, 13440, 14016, 14308, 14765, 15330, 15680, 16352, 17520, 17718, 17885, 18816, 20440, 20671, 21462, 23360, 23520, 23624, 24528, 28032, 28616, 29530, 30660, 31360, 32704, 35040, 35436, 35770, 40880, 41342, 42924, 44295, 46720, 47040, 47248, 49056, 53655, 57232, 59060, 61320, 62013, 65408, 70080, 70872, 71540, 81760, 82684, 85848, 88590, 94080, 94496, 98112, 103355, 107310, 114464, 118120, 122640, 124026, 140160, 141744, 143080, 144697, 163520, 165368, 171696, 177180, 188992, 196224, 206710, 214620, 215569, 228928, 236240, 245280, 248052, 283488, 286160, 289394, 310065, 327040, 330736, 343392, 354360, 377984, 413420, 429240, 431138, 434091, 457856, 472480, 490560, 496104, 566976, 572320, 578788, 620130, 646707, 661472, 686784, 708720, 723485, 826840, 858480, 862276, 868182, 944960, 981120, 992208, 1077845, 1133952, 1144640, 1157576, 1240260, 1293414, 1322944, 1373568, 1417440, 1446970, 1508983, 1653680, 1716960, 1724552, 1736364, 1889920, 1984416, 2155690, 2170455, 2289280, 2315152, 2480520, 2586828, 2645888, 2834880, 2893940, 3017966, 3233535, 3307360, 3433920, 3449104, 3472728, 3968832, 4311380, 4340910, 4526949, 4630304, 4961040, 5173656, 5669760, 5787880, 6035932, 6467070, 6614720, 6867840, 6898208, 6945456, 7544915, 7937664, 8622760, 8681820, 9053898, 9260608, 9922080, 10347312, 10562881, 11575760, 12071864, 12934140, 13229440, 13796416, 13890912, 15089830, 17245520, 17363640, 18107796, 18521216, 19844160, 20694624, 21125762, 22634745, 23151520, 24143728, 25868280, 27592832, 27781824, 30179660, 31688643, 34491040, 34727280, 36215592, 39688320, 41389248, 42251524, 45269490, 46303040, 48287456, 51736560, 52814405, 55563648, 60359320, 63377286, 68982080, 69454560, 72431184, 82778496, 84503048, 90538980, 92606080, 96574912, 103473120, 105628810, 120718640, 126754572, 137964160, 138909120, 144862368, 158443215, 169006096, 181077960, 193149824, 206946240, 211257620, 241437280, 253509144, 277818240, 289724736, 316886430, 338012192, 362155920, 413892480, 422515240, 482874560, 507018288, 579449472, 633772860, 676024384, 724311840, 845030480, 965749120, 1014036576, 1267545720, 1352048768, 1448623680, 1690060960, 2028073152, 2535091440, 2897247360, 3380121920, 4056146304, 5070182880, 6760243840, 10140365760, 20280731520]

約数ペア:

[(1, 20280731520), (2, 10140365760), (3, 6760243840), (4, 5070182880), (5, 4056146304), (6, 3380121920), (7, 2897247360), (8, 2535091440), (10, 2028073152), (12, 1690060960), (14, 1448623680), (15, 1352048768), (16, 1267545720), (20, 1014036576), (21, 965749120), (24, 845030480), (28, 724311840), (30, 676024384), (32, 633772860), (35, 579449472), (40, 507018288), (42, 482874560), (48, 422515240), (49, 413892480), (56, 362155920), (60, 338012192), (64, 316886430), (70, 289724736), (73, 277818240), (80, 253509144), (84, 241437280), (96, 211257620), (98, 206946240), (105, 193149824), (112, 181077960), (120, 169006096), (128, 158443215), (140, 144862368), (146, 138909120), (147, 137964160), (160, 126754572), (168, 120718640), (192, 105628810), (196, 103473120), (210, 96574912), (219, 92606080), (224, 90538980), (240, 84503048), (245, 82778496), (280, 72431184), (292, 69454560), (294, 68982080), (320, 63377286), (336, 60359320), (365, 55563648), (384, 52814405), (392, 51736560), (420, 48287456), (438, 46303040), (448, 45269490), (480, 42251524), (490, 41389248), (511, 39688320), (560, 36215592), (584, 34727280), (588, 34491040), (640, 31688643), (672, 30179660), (730, 27781824), (735, 27592832), (784, 25868280), (840, 24143728), (876, 23151520), (896, 22634745), (960, 21125762), (980, 20694624), (1022, 19844160), (1095, 18521216), (1120, 18107796), (1168, 17363640), (1176, 17245520), (1344, 15089830), (1460, 13890912), (1470, 13796416), (1533, 13229440), (1568, 12934140), (1680, 12071864), (1752, 11575760), (1920, 10562881), (1960, 10347312), (2044, 9922080), (2190, 9260608), (2240, 9053898), (2336, 8681820), (2352, 8622760), (2555, 7937664), (2688, 7544915), (2920, 6945456), (2940, 6898208), (2953, 6867840), (3066, 6614720), (3136, 6467070), (3360, 6035932), (3504, 5787880), (3577, 5669760), (3920, 5173656), (4088, 4961040), (4380, 4630304), (4480, 4526949), (4672, 4340910), (4704, 4311380), (5110, 3968832), (5840, 3472728), (5880, 3449104), (5906, 3433920), (6132, 3307360), (6272, 3233535), (6720, 3017966), (7008, 2893940), (7154, 2834880), (7665, 2645888), (7840, 2586828), (8176, 2480520), (8760, 2315152), (8859, 2289280), (9344, 2170455), (9408, 2155690), (10220, 1984416), (10731, 1889920), (11680, 1736364), (11760, 1724552), (11812, 1716960), (12264, 1653680), (13440, 1508983), (14016, 1446970), (14308, 1417440), (14765, 1373568), (15330, 1322944), (15680, 1293414), (16352, 1240260), (17520, 1157576), (17718, 1144640), (17885, 1133952), (18816, 1077845), (20440, 992208), (20671, 981120), (21462, 944960), (23360, 868182), (23520, 862276), (23624, 858480), (24528, 826840), (28032, 723485), (28616, 708720), (29530, 686784), (30660, 661472), (31360, 646707), (32704, 620130), (35040, 578788), (35436, 572320), (35770, 566976), (40880, 496104), (41342, 490560), (42924, 472480), (44295, 457856), (46720, 434091), (47040, 431138), (47248, 429240), (49056, 413420), (53655, 377984), (57232, 354360), (59060, 343392), (61320, 330736), (62013, 327040), (65408, 310065), (70080, 289394), (70872, 286160), (71540, 283488), (81760, 248052), (82684, 245280), (85848, 236240), (88590, 228928), (94080, 215569), (94496, 214620), (98112, 206710), (103355, 196224), (107310, 188992), (114464, 177180), (118120, 171696), (122640, 165368), (124026, 163520), (140160, 144697), (141744, 143080)]