145720120

素因数分解:

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

素因数の和:107

約数の個数: 256

約数和(自身を含む): 443520000

約数和(自身を除く): 297799880

約数列:

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

約数ペア:

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