258379320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{20123}}^1$

素因数の和:20244

約数の個数: 64

約数和(自身を含む): 782421120

約数和(自身を除く): 524041800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2568, 3210, 4280, 6420, 12840, 20123, 40246, 60369, 80492, 100615, 120738, 160984, 201230, 241476, 301845, 402460, 482952, 603690, 804920, 1207380, 2153161, 2414760, 4306322, 6459483, 8612644, 10765805, 12918966, 17225288, 21531610, 25837932, 32297415, 43063220, 51675864, 64594830, 86126440, 129189660, 258379320]

約数ペア:

[(1, 258379320), (2, 129189660), (3, 86126440), (4, 64594830), (5, 51675864), (6, 43063220), (8, 32297415), (10, 25837932), (12, 21531610), (15, 17225288), (20, 12918966), (24, 10765805), (30, 8612644), (40, 6459483), (60, 4306322), (107, 2414760), (120, 2153161), (214, 1207380), (321, 804920), (428, 603690), (535, 482952), (642, 402460), (856, 301845), (1070, 241476), (1284, 201230), (1605, 160984), (2140, 120738), (2568, 100615), (3210, 80492), (4280, 60369), (6420, 40246), (12840, 20123)]