80019288240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1\times {\mathrm{19531}}^1$

素因数の和:19987

約数の個数: 160

約数和(自身を含む): 254481021696

約数和(自身を除く): 174461733456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 397, 430, 516, 645, 688, 794, 860, 1032, 1191, 1290, 1588, 1720, 1985, 2064, 2382, 2580, 3176, 3440, 3970, 4764, 5160, 5955, 6352, 7940, 9528, 10320, 11910, 15880, 17071, 19056, 19531, 23820, 31760, 34142, 39062, 47640, 51213, 58593, 68284, 78124, 85355, 95280, 97655, 102426, 117186, 136568, 156248, 170710, 195310, 204852, 234372, 256065, 273136, 292965, 312496, 341420, 390620, 409704, 468744, 512130, 585930, 682840, 781240, 819408, 839833, 937488, 1024260, 1171860, 1365680, 1562480, 1679666, 2048520, 2343720, 2519499, 3359332, 4097040, 4199165, 4687440, 5038998, 6718664, 7753807, 8398330, 10077996, 12597495, 13437328, 15507614, 16796660, 20155992, 23261421, 25194990, 31015228, 33593320, 38769035, 40311984, 46522842, 50389980, 62030456, 67186640, 77538070, 93045684, 100779960, 116307105, 124060912, 155076140, 186091368, 201559920, 232614210, 310152280, 333413701, 372182736, 465228420, 620304560, 666827402, 930456840, 1000241103, 1333654804, 1667068505, 1860913680, 2000482206, 2667309608, 3334137010, 4000964412, 5001205515, 5334619216, 6668274020, 8001928824, 10002411030, 13336548040, 16003857648, 20004822060, 26673096080, 40009644120, 80019288240]

約数ペア:

[(1, 80019288240), (2, 40009644120), (3, 26673096080), (4, 20004822060), (5, 16003857648), (6, 13336548040), (8, 10002411030), (10, 8001928824), (12, 6668274020), (15, 5334619216), (16, 5001205515), (20, 4000964412), (24, 3334137010), (30, 2667309608), (40, 2000482206), (43, 1860913680), (48, 1667068505), (60, 1333654804), (80, 1000241103), (86, 930456840), (120, 666827402), (129, 620304560), (172, 465228420), (215, 372182736), (240, 333413701), (258, 310152280), (344, 232614210), (397, 201559920), (430, 186091368), (516, 155076140), (645, 124060912), (688, 116307105), (794, 100779960), (860, 93045684), (1032, 77538070), (1191, 67186640), (1290, 62030456), (1588, 50389980), (1720, 46522842), (1985, 40311984), (2064, 38769035), (2382, 33593320), (2580, 31015228), (3176, 25194990), (3440, 23261421), (3970, 20155992), (4764, 16796660), (5160, 15507614), (5955, 13437328), (6352, 12597495), (7940, 10077996), (9528, 8398330), (10320, 7753807), (11910, 6718664), (15880, 5038998), (17071, 4687440), (19056, 4199165), (19531, 4097040), (23820, 3359332), (31760, 2519499), (34142, 2343720), (39062, 2048520), (47640, 1679666), (51213, 1562480), (58593, 1365680), (68284, 1171860), (78124, 1024260), (85355, 937488), (95280, 839833), (97655, 819408), (102426, 781240), (117186, 682840), (136568, 585930), (156248, 512130), (170710, 468744), (195310, 409704), (204852, 390620), (234372, 341420), (256065, 312496), (273136, 292965)]