1915287480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{74933}}^1$

素因数の和:75021

約数の個数: 96

約数和(自身を含む): 6312440160

約数和(自身を除く): 4397152680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1278, 1420, 1704, 2130, 2556, 2840, 3195, 4260, 5112, 6390, 8520, 12780, 25560, 74933, 149866, 224799, 299732, 374665, 449598, 599464, 674397, 749330, 899196, 1123995, 1348794, 1498660, 1798392, 2247990, 2697588, 2997320, 3371985, 4495980, 5320243, 5395176, 6743970, 8991960, 10640486, 13487940, 15960729, 21280972, 26601215, 26975880, 31921458, 42561944, 47882187, 53202430, 63842916, 79803645, 95764374, 106404860, 127685832, 159607290, 191528748, 212809720, 239410935, 319214580, 383057496, 478821870, 638429160, 957643740, 1915287480]

約数ペア:

[(1, 1915287480), (2, 957643740), (3, 638429160), (4, 478821870), (5, 383057496), (6, 319214580), (8, 239410935), (9, 212809720), (10, 191528748), (12, 159607290), (15, 127685832), (18, 106404860), (20, 95764374), (24, 79803645), (30, 63842916), (36, 53202430), (40, 47882187), (45, 42561944), (60, 31921458), (71, 26975880), (72, 26601215), (90, 21280972), (120, 15960729), (142, 13487940), (180, 10640486), (213, 8991960), (284, 6743970), (355, 5395176), (360, 5320243), (426, 4495980), (568, 3371985), (639, 2997320), (710, 2697588), (852, 2247990), (1065, 1798392), (1278, 1498660), (1420, 1348794), (1704, 1123995), (2130, 899196), (2556, 749330), (2840, 674397), (3195, 599464), (4260, 449598), (5112, 374665), (6390, 299732), (8520, 224799), (12780, 149866), (25560, 74933)]