64246140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{50989}}^1$

素因数の和:51011

約数の個数: 72

約数和(自身を含む): 222724320

約数和(自身を除く): 158478180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 50989, 101978, 152967, 203956, 254945, 305934, 356923, 458901, 509890, 611868, 713846, 764835, 917802, 1019780, 1070769, 1427692, 1529670, 1784615, 1835604, 2141538, 2294505, 3059340, 3212307, 3569230, 4283076, 4589010, 5353845, 6424614, 7138460, 9178020, 10707690, 12849228, 16061535, 21415380, 32123070, 64246140]

約数ペア:

[(1, 64246140), (2, 32123070), (3, 21415380), (4, 16061535), (5, 12849228), (6, 10707690), (7, 9178020), (9, 7138460), (10, 6424614), (12, 5353845), (14, 4589010), (15, 4283076), (18, 3569230), (20, 3212307), (21, 3059340), (28, 2294505), (30, 2141538), (35, 1835604), (36, 1784615), (42, 1529670), (45, 1427692), (60, 1070769), (63, 1019780), (70, 917802), (84, 764835), (90, 713846), (105, 611868), (126, 509890), (140, 458901), (180, 356923), (210, 305934), (252, 254945), (315, 203956), (420, 152967), (630, 101978), (1260, 50989)]