245164080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{145931}}^1$

素因数の和:145954

約数の個数: 80

約数和(自身を含む): 868587264

約数和(自身を除く): 623423184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 145931, 291862, 437793, 583724, 729655, 875586, 1021517, 1167448, 1459310, 1751172, 2043034, 2188965, 2334896, 2918620, 3064551, 3502344, 4086068, 4377930, 5107585, 5837240, 6129102, 7004688, 8172136, 8755860, 10215170, 11674480, 12258204, 15322755, 16344272, 17511720, 20430340, 24516408, 30645510, 35023440, 40860680, 49032816, 61291020, 81721360, 122582040, 245164080]

約数ペア:

[(1, 245164080), (2, 122582040), (3, 81721360), (4, 61291020), (5, 49032816), (6, 40860680), (7, 35023440), (8, 30645510), (10, 24516408), (12, 20430340), (14, 17511720), (15, 16344272), (16, 15322755), (20, 12258204), (21, 11674480), (24, 10215170), (28, 8755860), (30, 8172136), (35, 7004688), (40, 6129102), (42, 5837240), (48, 5107585), (56, 4377930), (60, 4086068), (70, 3502344), (80, 3064551), (84, 2918620), (105, 2334896), (112, 2188965), (120, 2043034), (140, 1751172), (168, 1459310), (210, 1167448), (240, 1021517), (280, 875586), (336, 729655), (420, 583724), (560, 437793), (840, 291862), (1680, 145931)]