64458960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{641}}^1$

素因数の和:1076

約数の個数: 80

約数和(自身を含む): 200612160

約数和(自身を除く): 136153200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 419, 641, 838, 1257, 1282, 1676, 1923, 2095, 2514, 2564, 3205, 3352, 3846, 4190, 5028, 5128, 6285, 6410, 6704, 7692, 8380, 9615, 10056, 10256, 12570, 12820, 15384, 16760, 19230, 20112, 25140, 25640, 30768, 33520, 38460, 50280, 51280, 76920, 100560, 153840, 268579, 537158, 805737, 1074316, 1342895, 1611474, 2148632, 2685790, 3222948, 4028685, 4297264, 5371580, 6445896, 8057370, 10743160, 12891792, 16114740, 21486320, 32229480, 64458960]

約数ペア:

[(1, 64458960), (2, 32229480), (3, 21486320), (4, 16114740), (5, 12891792), (6, 10743160), (8, 8057370), (10, 6445896), (12, 5371580), (15, 4297264), (16, 4028685), (20, 3222948), (24, 2685790), (30, 2148632), (40, 1611474), (48, 1342895), (60, 1074316), (80, 805737), (120, 537158), (240, 268579), (419, 153840), (641, 100560), (838, 76920), (1257, 51280), (1282, 50280), (1676, 38460), (1923, 33520), (2095, 30768), (2514, 25640), (2564, 25140), (3205, 20112), (3352, 19230), (3846, 16760), (4190, 15384), (5028, 12820), (5128, 12570), (6285, 10256), (6410, 10056), (6704, 9615), (7692, 8380)]