920148400

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{877}}^1$

素因数の和:999

約数の個数: 120

約数和(自身を含む): 2301771824

約数和(自身を除く): 1381623424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 61, 80, 86, 100, 122, 172, 200, 215, 244, 305, 344, 400, 430, 488, 610, 688, 860, 877, 976, 1075, 1220, 1525, 1720, 1754, 2150, 2440, 2623, 3050, 3440, 3508, 4300, 4385, 4880, 5246, 6100, 7016, 8600, 8770, 10492, 12200, 13115, 14032, 17200, 17540, 20984, 21925, 24400, 26230, 35080, 37711, 41968, 43850, 52460, 53497, 65575, 70160, 75422, 87700, 104920, 106994, 131150, 150844, 175400, 188555, 209840, 213988, 262300, 267485, 301688, 350800, 377110, 427976, 524600, 534970, 603376, 754220, 855952, 942775, 1049200, 1069940, 1337425, 1508440, 1885550, 2139880, 2300371, 2674850, 3016880, 3771100, 4279760, 4600742, 5349700, 7542200, 9201484, 10699400, 11501855, 15084400, 18402968, 21398800, 23003710, 36805936, 46007420, 57509275, 92014840, 115018550, 184029680, 230037100, 460074200, 920148400]

約数ペア:

[(1, 920148400), (2, 460074200), (4, 230037100), (5, 184029680), (8, 115018550), (10, 92014840), (16, 57509275), (20, 46007420), (25, 36805936), (40, 23003710), (43, 21398800), (50, 18402968), (61, 15084400), (80, 11501855), (86, 10699400), (100, 9201484), (122, 7542200), (172, 5349700), (200, 4600742), (215, 4279760), (244, 3771100), (305, 3016880), (344, 2674850), (400, 2300371), (430, 2139880), (488, 1885550), (610, 1508440), (688, 1337425), (860, 1069940), (877, 1049200), (976, 942775), (1075, 855952), (1220, 754220), (1525, 603376), (1720, 534970), (1754, 524600), (2150, 427976), (2440, 377110), (2623, 350800), (3050, 301688), (3440, 267485), (3508, 262300), (4300, 213988), (4385, 209840), (4880, 188555), (5246, 175400), (6100, 150844), (7016, 131150), (8600, 106994), (8770, 104920), (10492, 87700), (12200, 75422), (13115, 70160), (14032, 65575), (17200, 53497), (17540, 52460), (20984, 43850), (21925, 41968), (24400, 37711), (26230, 35080)]