64278480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{38261}}^1$

素因数の和:38284

約数の個数: 80

約数和(自身を含む): 227735424

約数和(自身を除く): 163456944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 38261, 76522, 114783, 153044, 191305, 229566, 267827, 306088, 382610, 459132, 535654, 573915, 612176, 765220, 803481, 918264, 1071308, 1147830, 1339135, 1530440, 1606962, 1836528, 2142616, 2295660, 2678270, 3060880, 3213924, 4017405, 4285232, 4591320, 5356540, 6427848, 8034810, 9182640, 10713080, 12855696, 16069620, 21426160, 32139240, 64278480]

約数ペア:

[(1, 64278480), (2, 32139240), (3, 21426160), (4, 16069620), (5, 12855696), (6, 10713080), (7, 9182640), (8, 8034810), (10, 6427848), (12, 5356540), (14, 4591320), (15, 4285232), (16, 4017405), (20, 3213924), (21, 3060880), (24, 2678270), (28, 2295660), (30, 2142616), (35, 1836528), (40, 1606962), (42, 1530440), (48, 1339135), (56, 1147830), (60, 1071308), (70, 918264), (80, 803481), (84, 765220), (105, 612176), (112, 573915), (120, 535654), (140, 459132), (168, 382610), (210, 306088), (240, 267827), (280, 229566), (336, 191305), (420, 153044), (560, 114783), (840, 76522), (1680, 38261)]