309218520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{523}}^1$

素因数の和:929

約数の個数: 128

約数和(自身を含む): 1003564800

約数和(自身を除く): 694346280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 379, 390, 520, 523, 758, 780, 1046, 1137, 1516, 1560, 1569, 1895, 2092, 2274, 2615, 3032, 3138, 3790, 4184, 4548, 4927, 5230, 5685, 6276, 6799, 7580, 7845, 9096, 9854, 10460, 11370, 12552, 13598, 14781, 15160, 15690, 19708, 20397, 20920, 22740, 24635, 27196, 29562, 31380, 33995, 39416, 40794, 45480, 49270, 54392, 59124, 62760, 67990, 73905, 81588, 98540, 101985, 118248, 135980, 147810, 163176, 197080, 198217, 203970, 271960, 295620, 396434, 407940, 591240, 594651, 792868, 815880, 991085, 1189302, 1585736, 1982170, 2378604, 2576821, 2973255, 3964340, 4757208, 5153642, 5946510, 7730463, 7928680, 10307284, 11893020, 12884105, 15460926, 20614568, 23786040, 25768210, 30921852, 38652315, 51536420, 61843704, 77304630, 103072840, 154609260, 309218520]

約数ペア:

[(1, 309218520), (2, 154609260), (3, 103072840), (4, 77304630), (5, 61843704), (6, 51536420), (8, 38652315), (10, 30921852), (12, 25768210), (13, 23786040), (15, 20614568), (20, 15460926), (24, 12884105), (26, 11893020), (30, 10307284), (39, 7928680), (40, 7730463), (52, 5946510), (60, 5153642), (65, 4757208), (78, 3964340), (104, 2973255), (120, 2576821), (130, 2378604), (156, 1982170), (195, 1585736), (260, 1189302), (312, 991085), (379, 815880), (390, 792868), (520, 594651), (523, 591240), (758, 407940), (780, 396434), (1046, 295620), (1137, 271960), (1516, 203970), (1560, 198217), (1569, 197080), (1895, 163176), (2092, 147810), (2274, 135980), (2615, 118248), (3032, 101985), (3138, 98540), (3790, 81588), (4184, 73905), (4548, 67990), (4927, 62760), (5230, 59124), (5685, 54392), (6276, 49270), (6799, 45480), (7580, 40794), (7845, 39416), (9096, 33995), (9854, 31380), (10460, 29562), (11370, 27196), (12552, 24635), (13598, 22740), (14781, 20920), (15160, 20397), (15690, 19708)]