90151160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{619}}^1$

素因数の和:972

約数の個数: 64

約数和(自身を含む): 222307200

約数和(自身を除く): 132156040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 331, 440, 619, 662, 1238, 1324, 1655, 2476, 2648, 3095, 3310, 3641, 4952, 6190, 6620, 6809, 7282, 12380, 13240, 13618, 14564, 18205, 24760, 27236, 29128, 34045, 36410, 54472, 68090, 72820, 136180, 145640, 204889, 272360, 409778, 819556, 1024445, 1639112, 2048890, 2253779, 4097780, 4507558, 8195560, 9015116, 11268895, 18030232, 22537790, 45075580, 90151160]

約数ペア:

[(1, 90151160), (2, 45075580), (4, 22537790), (5, 18030232), (8, 11268895), (10, 9015116), (11, 8195560), (20, 4507558), (22, 4097780), (40, 2253779), (44, 2048890), (55, 1639112), (88, 1024445), (110, 819556), (220, 409778), (331, 272360), (440, 204889), (619, 145640), (662, 136180), (1238, 72820), (1324, 68090), (1655, 54472), (2476, 36410), (2648, 34045), (3095, 29128), (3310, 27236), (3641, 24760), (4952, 18205), (6190, 14564), (6620, 13618), (6809, 13240), (7282, 12380)]