123245460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1699}}^1$

素因数の和:1758

約数の個数: 144

約数和(自身を含む): 415833600

約数和(自身を除く): 292588140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1699, 1860, 2015, 2340, 2418, 2790, 3398, 3627, 4030, 4836, 5097, 5580, 6045, 6796, 7254, 8060, 8495, 10194, 12090, 14508, 15291, 16990, 18135, 20388, 22087, 24180, 25485, 30582, 33980, 36270, 44174, 50970, 52669, 61164, 66261, 72540, 76455, 88348, 101940, 105338, 110435, 132522, 152910, 158007, 198783, 210676, 220870, 263345, 265044, 305820, 316014, 331305, 397566, 441740, 474021, 526690, 632028, 662610, 684697, 790035, 795132, 948042, 993915, 1053380, 1325220, 1369394, 1580070, 1896084, 1987830, 2054091, 2370105, 2738788, 3160140, 3423485, 3975660, 4108182, 4740210, 6162273, 6846970, 8216364, 9480420, 10270455, 12324546, 13693940, 20540910, 24649092, 30811365, 41081820, 61622730, 123245460]

約数ペア:

[(1, 123245460), (2, 61622730), (3, 41081820), (4, 30811365), (5, 24649092), (6, 20540910), (9, 13693940), (10, 12324546), (12, 10270455), (13, 9480420), (15, 8216364), (18, 6846970), (20, 6162273), (26, 4740210), (30, 4108182), (31, 3975660), (36, 3423485), (39, 3160140), (45, 2738788), (52, 2370105), (60, 2054091), (62, 1987830), (65, 1896084), (78, 1580070), (90, 1369394), (93, 1325220), (117, 1053380), (124, 993915), (130, 948042), (155, 795132), (156, 790035), (180, 684697), (186, 662610), (195, 632028), (234, 526690), (260, 474021), (279, 441740), (310, 397566), (372, 331305), (390, 316014), (403, 305820), (465, 265044), (468, 263345), (558, 220870), (585, 210676), (620, 198783), (780, 158007), (806, 152910), (930, 132522), (1116, 110435), (1170, 105338), (1209, 101940), (1395, 88348), (1612, 76455), (1699, 72540), (1860, 66261), (2015, 61164), (2340, 52669), (2418, 50970), (2790, 44174), (3398, 36270), (3627, 33980), (4030, 30582), (4836, 25485), (5097, 24180), (5580, 22087), (6045, 20388), (6796, 18135), (7254, 16990), (8060, 15291), (8495, 14508), (10194, 12090)]