291440240

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 320

約数和(自身を含む): 916608000

約数和(自身を除く): 625167760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 35, 38, 40, 43, 49, 52, 56, 65, 70, 76, 80, 86, 91, 95, 98, 104, 112, 130, 133, 140, 152, 172, 182, 190, 196, 208, 215, 245, 247, 260, 266, 280, 301, 304, 343, 344, 364, 380, 392, 430, 455, 490, 494, 520, 532, 559, 560, 602, 637, 665, 686, 688, 728, 760, 784, 817, 860, 910, 931, 980, 988, 1040, 1064, 1118, 1204, 1235, 1274, 1330, 1372, 1456, 1505, 1520, 1634, 1715, 1720, 1729, 1820, 1862, 1960, 1976, 2107, 2128, 2236, 2408, 2470, 2548, 2660, 2744, 2795, 3010, 3185, 3268, 3430, 3440, 3458, 3640, 3724, 3913, 3920, 3952, 4085, 4214, 4459, 4472, 4655, 4816, 4940, 5096, 5320, 5488, 5590, 5719, 6020, 6370, 6517, 6536, 6860, 6916, 7280, 7448, 7826, 8170, 8428, 8645, 8918, 8944, 9310, 9880, 10192, 10535, 10621, 10640, 11180, 11438, 12040, 12103, 12740, 13034, 13072, 13720, 13832, 14749, 14896, 15652, 16340, 16856, 17290, 17836, 18620, 19565, 19760, 21070, 21242, 22295, 22360, 22876, 24080, 24206, 25480, 26068, 27391, 27440, 27664, 28595, 29498, 31304, 32585, 32680, 33712, 34580, 35672, 37240, 39130, 40033, 42140, 42484, 44590, 44720, 45752, 48412, 50960, 52136, 53105, 54782, 57190, 58996, 60515, 62608, 65170, 65360, 69160, 71344, 73745, 74347, 74480, 78260, 80066, 84280, 84721, 84968, 89180, 91504, 96824, 104272, 106210, 109564, 114380, 117992, 121030, 130340, 136955, 138320, 147490, 148694, 156520, 160132, 168560, 169442, 169936, 178360, 191737, 193648, 200165, 212420, 219128, 228760, 235984, 242060, 260680, 273910, 280231, 294980, 297388, 313040, 320264, 338884, 356720, 371735, 383474, 400330, 423605, 424840, 438256, 457520, 484120, 520429, 521360, 547820, 560462, 589960, 594776, 640528, 677768, 743470, 766948, 800660, 847210, 849680, 958685, 968240, 1040858, 1095640, 1120924, 1179920, 1189552, 1355536, 1401155, 1486940, 1533896, 1601320, 1694420, 1917370, 2081716, 2191280, 2241848, 2602145, 2802310, 2973880, 3067792, 3202640, 3388840, 3643003, 3834740, 4163432, 4483696, 5204290, 5604620, 5947760, 6777680, 7286006, 7669480, 8326864, 10408580, 11209240, 14572012, 15338960, 18215015, 20817160, 22418480, 29144024, 36430030, 41634320, 58288048, 72860060, 145720120, 291440240]

約数ペア:

[(1, 291440240), (2, 145720120), (4, 72860060), (5, 58288048), (7, 41634320), (8, 36430030), (10, 29144024), (13, 22418480), (14, 20817160), (16, 18215015), (19, 15338960), (20, 14572012), (26, 11209240), (28, 10408580), (35, 8326864), (38, 7669480), (40, 7286006), (43, 6777680), (49, 5947760), (52, 5604620), (56, 5204290), (65, 4483696), (70, 4163432), (76, 3834740), (80, 3643003), (86, 3388840), (91, 3202640), (95, 3067792), (98, 2973880), (104, 2802310), (112, 2602145), (130, 2241848), (133, 2191280), (140, 2081716), (152, 1917370), (172, 1694420), (182, 1601320), (190, 1533896), (196, 1486940), (208, 1401155), (215, 1355536), (245, 1189552), (247, 1179920), (260, 1120924), (266, 1095640), (280, 1040858), (301, 968240), (304, 958685), (343, 849680), (344, 847210), (364, 800660), (380, 766948), (392, 743470), (430, 677768), (455, 640528), (490, 594776), (494, 589960), (520, 560462), (532, 547820), (559, 521360), (560, 520429), (602, 484120), (637, 457520), (665, 438256), (686, 424840), (688, 423605), (728, 400330), (760, 383474), (784, 371735), (817, 356720), (860, 338884), (910, 320264), (931, 313040), (980, 297388), (988, 294980), (1040, 280231), (1064, 273910), (1118, 260680), (1204, 242060), (1235, 235984), (1274, 228760), (1330, 219128), (1372, 212420), (1456, 200165), (1505, 193648), (1520, 191737), (1634, 178360), (1715, 169936), (1720, 169442), (1729, 168560), (1820, 160132), (1862, 156520), (1960, 148694), (1976, 147490), (2107, 138320), (2128, 136955), (2236, 130340), (2408, 121030), (2470, 117992), (2548, 114380), (2660, 109564), (2744, 106210), (2795, 104272), (3010, 96824), (3185, 91504), (3268, 89180), (3430, 84968), (3440, 84721), (3458, 84280), (3640, 80066), (3724, 78260), (3913, 74480), (3920, 74347), (3952, 73745), (4085, 71344), (4214, 69160), (4459, 65360), (4472, 65170), (4655, 62608), (4816, 60515), (4940, 58996), (5096, 57190), (5320, 54782), (5488, 53105), (5590, 52136), (5719, 50960), (6020, 48412), (6370, 45752), (6517, 44720), (6536, 44590), (6860, 42484), (6916, 42140), (7280, 40033), (7448, 39130), (7826, 37240), (8170, 35672), (8428, 34580), (8645, 33712), (8918, 32680), (8944, 32585), (9310, 31304), (9880, 29498), (10192, 28595), (10535, 27664), (10621, 27440), (10640, 27391), (11180, 26068), (11438, 25480), (12040, 24206), (12103, 24080), (12740, 22876), (13034, 22360), (13072, 22295), (13720, 21242), (13832, 21070), (14749, 19760), (14896, 19565), (15652, 18620), (16340, 17836), (16856, 17290)]