496614020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:370

約数の個数: 144

約数和(自身を含む): 1292760000

約数和(自身を除く): 796145980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 149, 179, 190, 196, 245, 266, 298, 358, 380, 490, 532, 596, 665, 716, 745, 895, 931, 980, 1043, 1253, 1330, 1490, 1790, 1862, 2086, 2506, 2660, 2831, 2980, 3401, 3580, 3724, 4172, 4655, 5012, 5215, 5662, 6265, 6802, 7301, 8771, 9310, 10430, 11324, 12530, 13604, 14155, 14602, 17005, 17542, 18620, 19817, 20860, 23807, 25060, 26671, 28310, 29204, 34010, 35084, 36505, 39634, 43855, 47614, 53342, 56620, 68020, 73010, 79268, 87710, 95228, 99085, 106684, 119035, 133355, 138719, 146020, 166649, 175420, 186697, 198170, 238070, 266710, 277438, 333298, 373394, 396340, 476140, 506749, 533420, 554876, 666596, 693595, 746788, 833245, 933485, 1013498, 1306879, 1387190, 1666490, 1866970, 2026996, 2533745, 2613758, 2774380, 3332980, 3547243, 3733940, 5067490, 5227516, 6534395, 7094486, 10134980, 13068790, 14188972, 17736215, 24830701, 26137580, 35472430, 49661402, 70944860, 99322804, 124153505, 248307010, 496614020]

約数ペア:

[(1, 496614020), (2, 248307010), (4, 124153505), (5, 99322804), (7, 70944860), (10, 49661402), (14, 35472430), (19, 26137580), (20, 24830701), (28, 17736215), (35, 14188972), (38, 13068790), (49, 10134980), (70, 7094486), (76, 6534395), (95, 5227516), (98, 5067490), (133, 3733940), (140, 3547243), (149, 3332980), (179, 2774380), (190, 2613758), (196, 2533745), (245, 2026996), (266, 1866970), (298, 1666490), (358, 1387190), (380, 1306879), (490, 1013498), (532, 933485), (596, 833245), (665, 746788), (716, 693595), (745, 666596), (895, 554876), (931, 533420), (980, 506749), (1043, 476140), (1253, 396340), (1330, 373394), (1490, 333298), (1790, 277438), (1862, 266710), (2086, 238070), (2506, 198170), (2660, 186697), (2831, 175420), (2980, 166649), (3401, 146020), (3580, 138719), (3724, 133355), (4172, 119035), (4655, 106684), (5012, 99085), (5215, 95228), (5662, 87710), (6265, 79268), (6802, 73010), (7301, 68020), (8771, 56620), (9310, 53342), (10430, 47614), (11324, 43855), (12530, 39634), (13604, 36505), (14155, 35084), (14602, 34010), (17005, 29204), (17542, 28310), (18620, 26671), (19817, 25060), (20860, 23807)]