131243460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1721}}^1$

素因数の和:1805

約数の個数: 96

約数和(自身を含む): 388813824

約数和(自身を除く): 257570364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 41, 60, 62, 82, 93, 123, 124, 155, 164, 186, 205, 246, 310, 372, 410, 465, 492, 615, 620, 820, 930, 1230, 1271, 1721, 1860, 2460, 2542, 3442, 3813, 5084, 5163, 6355, 6884, 7626, 8605, 10326, 12710, 15252, 17210, 19065, 20652, 25420, 25815, 34420, 38130, 51630, 53351, 70561, 76260, 103260, 106702, 141122, 160053, 211683, 213404, 266755, 282244, 320106, 352805, 423366, 533510, 640212, 705610, 800265, 846732, 1058415, 1067020, 1411220, 1600530, 2116830, 2187391, 3201060, 4233660, 4374782, 6562173, 8749564, 10936955, 13124346, 21873910, 26248692, 32810865, 43747820, 65621730, 131243460]

約数ペア:

[(1, 131243460), (2, 65621730), (3, 43747820), (4, 32810865), (5, 26248692), (6, 21873910), (10, 13124346), (12, 10936955), (15, 8749564), (20, 6562173), (30, 4374782), (31, 4233660), (41, 3201060), (60, 2187391), (62, 2116830), (82, 1600530), (93, 1411220), (123, 1067020), (124, 1058415), (155, 846732), (164, 800265), (186, 705610), (205, 640212), (246, 533510), (310, 423366), (372, 352805), (410, 320106), (465, 282244), (492, 266755), (615, 213404), (620, 211683), (820, 160053), (930, 141122), (1230, 106702), (1271, 103260), (1721, 76260), (1860, 70561), (2460, 53351), (2542, 51630), (3442, 38130), (3813, 34420), (5084, 25815), (5163, 25420), (6355, 20652), (6884, 19065), (7626, 17210), (8605, 15252), (10326, 12710)]