198812280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2377}}^1$

素因数の和:2449

約数の個数: 128

約数和(自身を含む): 647196480

約数和(自身を除く): 448384200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 41, 51, 60, 68, 82, 85, 102, 120, 123, 136, 164, 170, 204, 205, 246, 255, 328, 340, 408, 410, 492, 510, 615, 680, 697, 820, 984, 1020, 1230, 1394, 1640, 2040, 2091, 2377, 2460, 2788, 3485, 4182, 4754, 4920, 5576, 6970, 7131, 8364, 9508, 10455, 11885, 13940, 14262, 16728, 19016, 20910, 23770, 27880, 28524, 35655, 40409, 41820, 47540, 57048, 71310, 80818, 83640, 95080, 97457, 121227, 142620, 161636, 194914, 202045, 242454, 285240, 292371, 323272, 389828, 404090, 484908, 487285, 584742, 606135, 779656, 808180, 969816, 974570, 1169484, 1212270, 1461855, 1616360, 1656769, 1949140, 2338968, 2424540, 2923710, 3313538, 3898280, 4849080, 4970307, 5847420, 6627076, 8283845, 9940614, 11694840, 13254152, 16567690, 19881228, 24851535, 33135380, 39762456, 49703070, 66270760, 99406140, 198812280]

約数ペア:

[(1, 198812280), (2, 99406140), (3, 66270760), (4, 49703070), (5, 39762456), (6, 33135380), (8, 24851535), (10, 19881228), (12, 16567690), (15, 13254152), (17, 11694840), (20, 9940614), (24, 8283845), (30, 6627076), (34, 5847420), (40, 4970307), (41, 4849080), (51, 3898280), (60, 3313538), (68, 2923710), (82, 2424540), (85, 2338968), (102, 1949140), (120, 1656769), (123, 1616360), (136, 1461855), (164, 1212270), (170, 1169484), (204, 974570), (205, 969816), (246, 808180), (255, 779656), (328, 606135), (340, 584742), (408, 487285), (410, 484908), (492, 404090), (510, 389828), (615, 323272), (680, 292371), (697, 285240), (820, 242454), (984, 202045), (1020, 194914), (1230, 161636), (1394, 142620), (1640, 121227), (2040, 97457), (2091, 95080), (2377, 83640), (2460, 80818), (2788, 71310), (3485, 57048), (4182, 47540), (4754, 41820), (4920, 40409), (5576, 35655), (6970, 28524), (7131, 27880), (8364, 23770), (9508, 20910), (10455, 19016), (11885, 16728), (13940, 14262)]