1520887620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{88321}}^1$

素因数の和:88381

約数の個数: 96

約数和(自身を含む): 4985600256

約数和(自身を除く): 3464712636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 205, 210, 246, 287, 410, 420, 492, 574, 615, 820, 861, 1148, 1230, 1435, 1722, 2460, 2870, 3444, 4305, 5740, 8610, 17220, 88321, 176642, 264963, 353284, 441605, 529926, 618247, 883210, 1059852, 1236494, 1324815, 1766420, 1854741, 2472988, 2649630, 3091235, 3621161, 3709482, 5299260, 6182470, 7242322, 7418964, 9273705, 10863483, 12364940, 14484644, 18105805, 18547410, 21726966, 25348127, 36211610, 37094820, 43453932, 50696254, 54317415, 72423220, 76044381, 101392508, 108634830, 126740635, 152088762, 217269660, 253481270, 304177524, 380221905, 506962540, 760443810, 1520887620]

約数ペア:

[(1, 1520887620), (2, 760443810), (3, 506962540), (4, 380221905), (5, 304177524), (6, 253481270), (7, 217269660), (10, 152088762), (12, 126740635), (14, 108634830), (15, 101392508), (20, 76044381), (21, 72423220), (28, 54317415), (30, 50696254), (35, 43453932), (41, 37094820), (42, 36211610), (60, 25348127), (70, 21726966), (82, 18547410), (84, 18105805), (105, 14484644), (123, 12364940), (140, 10863483), (164, 9273705), (205, 7418964), (210, 7242322), (246, 6182470), (287, 5299260), (410, 3709482), (420, 3621161), (492, 3091235), (574, 2649630), (615, 2472988), (820, 1854741), (861, 1766420), (1148, 1324815), (1230, 1236494), (1435, 1059852), (1722, 883210), (2460, 618247), (2870, 529926), (3444, 441605), (4305, 353284), (5740, 264963), (8610, 176642), (17220, 88321)]