208095420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{619}}^1$

素因数の和:1075

約数の個数: 96

約数和(自身を含む): 629959680

約数和(自身を除く): 421864260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 431, 619, 780, 862, 1238, 1293, 1724, 1857, 2155, 2476, 2586, 3095, 3714, 4310, 5172, 5603, 6190, 6465, 7428, 8047, 8620, 9285, 11206, 12380, 12930, 16094, 16809, 18570, 22412, 24141, 25860, 28015, 32188, 33618, 37140, 40235, 48282, 56030, 67236, 80470, 84045, 96564, 112060, 120705, 160940, 168090, 241410, 266789, 336180, 482820, 533578, 800367, 1067156, 1333945, 1600734, 2667890, 3201468, 3468257, 4001835, 5335780, 6936514, 8003670, 10404771, 13873028, 16007340, 17341285, 20809542, 34682570, 41619084, 52023855, 69365140, 104047710, 208095420]

約数ペア:

[(1, 208095420), (2, 104047710), (3, 69365140), (4, 52023855), (5, 41619084), (6, 34682570), (10, 20809542), (12, 17341285), (13, 16007340), (15, 13873028), (20, 10404771), (26, 8003670), (30, 6936514), (39, 5335780), (52, 4001835), (60, 3468257), (65, 3201468), (78, 2667890), (130, 1600734), (156, 1333945), (195, 1067156), (260, 800367), (390, 533578), (431, 482820), (619, 336180), (780, 266789), (862, 241410), (1238, 168090), (1293, 160940), (1724, 120705), (1857, 112060), (2155, 96564), (2476, 84045), (2586, 80470), (3095, 67236), (3714, 56030), (4310, 48282), (5172, 40235), (5603, 37140), (6190, 33618), (6465, 32188), (7428, 28015), (8047, 25860), (8620, 24141), (9285, 22412), (11206, 18570), (12380, 16809), (12930, 16094)]