1555996950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1571}}^1$

素因数の和:1691

約数の個数: 144

約数和(自身を含む): 4378862592

約数和(自身を除く): 2822865642

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 62, 71, 75, 90, 93, 142, 150, 155, 186, 213, 225, 279, 310, 355, 426, 450, 465, 558, 639, 710, 775, 930, 1065, 1278, 1395, 1550, 1571, 1775, 2130, 2201, 2325, 2790, 3142, 3195, 3550, 4402, 4650, 4713, 5325, 6390, 6603, 6975, 7855, 9426, 10650, 11005, 13206, 13950, 14139, 15710, 15975, 19809, 22010, 23565, 28278, 31950, 33015, 39275, 39618, 47130, 48701, 55025, 66030, 70695, 78550, 97402, 99045, 110050, 111541, 117825, 141390, 146103, 165075, 198090, 223082, 235650, 243505, 292206, 330150, 334623, 353475, 438309, 487010, 495225, 557705, 669246, 706950, 730515, 876618, 990450, 1003869, 1115410, 1217525, 1461030, 1673115, 2007738, 2191545, 2435050, 2788525, 3346230, 3457771, 3652575, 4383090, 5019345, 5577050, 6915542, 7305150, 8365575, 10038690, 10373313, 10957725, 16731150, 17288855, 20746626, 21915450, 25096725, 31119939, 34577710, 50193450, 51866565, 62239878, 86444275, 103733130, 155599695, 172888550, 259332825, 311199390, 518665650, 777998475, 1555996950]

約数ペア:

[(1, 1555996950), (2, 777998475), (3, 518665650), (5, 311199390), (6, 259332825), (9, 172888550), (10, 155599695), (15, 103733130), (18, 86444275), (25, 62239878), (30, 51866565), (31, 50193450), (45, 34577710), (50, 31119939), (62, 25096725), (71, 21915450), (75, 20746626), (90, 17288855), (93, 16731150), (142, 10957725), (150, 10373313), (155, 10038690), (186, 8365575), (213, 7305150), (225, 6915542), (279, 5577050), (310, 5019345), (355, 4383090), (426, 3652575), (450, 3457771), (465, 3346230), (558, 2788525), (639, 2435050), (710, 2191545), (775, 2007738), (930, 1673115), (1065, 1461030), (1278, 1217525), (1395, 1115410), (1550, 1003869), (1571, 990450), (1775, 876618), (2130, 730515), (2201, 706950), (2325, 669246), (2790, 557705), (3142, 495225), (3195, 487010), (3550, 438309), (4402, 353475), (4650, 334623), (4713, 330150), (5325, 292206), (6390, 243505), (6603, 235650), (6975, 223082), (7855, 198090), (9426, 165075), (10650, 146103), (11005, 141390), (13206, 117825), (13950, 111541), (14139, 110050), (15710, 99045), (15975, 97402), (19809, 78550), (22010, 70695), (23565, 66030), (28278, 55025), (31950, 48701), (33015, 47130), (39275, 39618)]