30181476

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^2$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 79290624

約数和(自身を除く): 49109148

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 79, 93, 124, 156, 158, 186, 237, 316, 372, 403, 474, 806, 948, 1027, 1209, 1612, 2054, 2418, 2449, 3081, 4108, 4836, 4898, 6162, 6241, 7347, 9796, 12324, 12482, 14694, 18723, 24964, 29388, 31837, 37446, 63674, 74892, 81133, 95511, 127348, 162266, 191022, 193471, 243399, 324532, 382044, 386942, 486798, 580413, 773884, 973596, 1160826, 2321652, 2515123, 5030246, 7545369, 10060492, 15090738, 30181476]

約数ペア:

[(1, 30181476), (2, 15090738), (3, 10060492), (4, 7545369), (6, 5030246), (12, 2515123), (13, 2321652), (26, 1160826), (31, 973596), (39, 773884), (52, 580413), (62, 486798), (78, 386942), (79, 382044), (93, 324532), (124, 243399), (156, 193471), (158, 191022), (186, 162266), (237, 127348), (316, 95511), (372, 81133), (403, 74892), (474, 63674), (806, 37446), (948, 31837), (1027, 29388), (1209, 24964), (1612, 18723), (2054, 14694), (2418, 12482), (2449, 12324), (3081, 9796), (4108, 7347), (4836, 6241), (4898, 6162)]