645489120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{25373}}^1$

素因数の和:25444

約数の個数: 96

約数和(自身を含む): 2071736352

約数和(自身を除く): 1426247232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 80, 96, 106, 120, 159, 160, 212, 240, 265, 318, 424, 480, 530, 636, 795, 848, 1060, 1272, 1590, 1696, 2120, 2544, 3180, 4240, 5088, 6360, 8480, 12720, 25373, 25440, 50746, 76119, 101492, 126865, 152238, 202984, 253730, 304476, 380595, 405968, 507460, 608952, 761190, 811936, 1014920, 1217904, 1344769, 1522380, 2029840, 2435808, 2689538, 3044760, 4034307, 4059680, 5379076, 6089520, 6723845, 8068614, 10758152, 12179040, 13447690, 16137228, 20171535, 21516304, 26895380, 32274456, 40343070, 43032608, 53790760, 64548912, 80686140, 107581520, 129097824, 161372280, 215163040, 322744560, 645489120]

約数ペア:

[(1, 645489120), (2, 322744560), (3, 215163040), (4, 161372280), (5, 129097824), (6, 107581520), (8, 80686140), (10, 64548912), (12, 53790760), (15, 43032608), (16, 40343070), (20, 32274456), (24, 26895380), (30, 21516304), (32, 20171535), (40, 16137228), (48, 13447690), (53, 12179040), (60, 10758152), (80, 8068614), (96, 6723845), (106, 6089520), (120, 5379076), (159, 4059680), (160, 4034307), (212, 3044760), (240, 2689538), (265, 2435808), (318, 2029840), (424, 1522380), (480, 1344769), (530, 1217904), (636, 1014920), (795, 811936), (848, 761190), (1060, 608952), (1272, 507460), (1590, 405968), (1696, 380595), (2120, 304476), (2544, 253730), (3180, 202984), (4240, 152238), (5088, 126865), (6360, 101492), (8480, 76119), (12720, 50746), (25373, 25440)]