51662640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{215261}}^1$

素因数の和:215277

約数の個数: 40

約数和(自身を含む): 160154928

約数和(自身を除く): 108492288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 215261, 430522, 645783, 861044, 1076305, 1291566, 1722088, 2152610, 2583132, 3228915, 3444176, 4305220, 5166264, 6457830, 8610440, 10332528, 12915660, 17220880, 25831320, 51662640]

約数ペア:

[(1, 51662640), (2, 25831320), (3, 17220880), (4, 12915660), (5, 10332528), (6, 8610440), (8, 6457830), (10, 5166264), (12, 4305220), (15, 3444176), (16, 3228915), (20, 2583132), (24, 2152610), (30, 1722088), (40, 1291566), (48, 1076305), (60, 861044), (80, 645783), (120, 430522), (240, 215261)]