821169960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{526391}}^1$

素因数の和:526418

約数の個数: 64

約数和(自身を含む): 2653015680

約数和(自身を除く): 1831845720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 526391, 1052782, 1579173, 2105564, 2631955, 3158346, 4211128, 5263910, 6316692, 6843083, 7895865, 10527820, 12633384, 13686166, 15791730, 20529249, 21055640, 27372332, 31583460, 34215415, 41058498, 54744664, 63166920, 68430830, 82116996, 102646245, 136861660, 164233992, 205292490, 273723320, 410584980, 821169960]

約数ペア:

[(1, 821169960), (2, 410584980), (3, 273723320), (4, 205292490), (5, 164233992), (6, 136861660), (8, 102646245), (10, 82116996), (12, 68430830), (13, 63166920), (15, 54744664), (20, 41058498), (24, 34215415), (26, 31583460), (30, 27372332), (39, 21055640), (40, 20529249), (52, 15791730), (60, 13686166), (65, 12633384), (78, 10527820), (104, 7895865), (120, 6843083), (130, 6316692), (156, 5263910), (195, 4211128), (260, 3158346), (312, 2631955), (390, 2105564), (520, 1579173), (780, 1052782), (1560, 526391)]