89782020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:531

約数の個数: 120

約数和(自身を含む): 284246424

約数和(自身を除く): 194464404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 157, 162, 180, 270, 314, 324, 353, 405, 471, 540, 628, 706, 785, 810, 942, 1059, 1412, 1413, 1570, 1620, 1765, 1884, 2118, 2355, 2826, 3140, 3177, 3530, 4236, 4239, 4710, 5295, 5652, 6354, 7060, 7065, 8478, 9420, 9531, 10590, 12708, 12717, 14130, 15885, 16956, 19062, 21180, 21195, 25434, 28260, 28593, 31770, 38124, 42390, 47655, 50868, 55421, 57186, 63540, 63585, 84780, 95310, 110842, 114372, 127170, 142965, 166263, 190620, 221684, 254340, 277105, 285930, 332526, 498789, 554210, 571860, 665052, 831315, 997578, 1108420, 1496367, 1662630, 1995156, 2493945, 2992734, 3325260, 4489101, 4987890, 5985468, 7481835, 8978202, 9975780, 14963670, 17956404, 22445505, 29927340, 44891010, 89782020]

約数ペア:

[(1, 89782020), (2, 44891010), (3, 29927340), (4, 22445505), (5, 17956404), (6, 14963670), (9, 9975780), (10, 8978202), (12, 7481835), (15, 5985468), (18, 4987890), (20, 4489101), (27, 3325260), (30, 2992734), (36, 2493945), (45, 1995156), (54, 1662630), (60, 1496367), (81, 1108420), (90, 997578), (108, 831315), (135, 665052), (157, 571860), (162, 554210), (180, 498789), (270, 332526), (314, 285930), (324, 277105), (353, 254340), (405, 221684), (471, 190620), (540, 166263), (628, 142965), (706, 127170), (785, 114372), (810, 110842), (942, 95310), (1059, 84780), (1412, 63585), (1413, 63540), (1570, 57186), (1620, 55421), (1765, 50868), (1884, 47655), (2118, 42390), (2355, 38124), (2826, 31770), (3140, 28593), (3177, 28260), (3530, 25434), (4236, 21195), (4239, 21180), (4710, 19062), (5295, 16956), (5652, 15885), (6354, 14130), (7060, 12717), (7065, 12708), (8478, 10590), (9420, 9531)]