51027720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6971}}^1$

素因数の和:7046

約数の個数: 64

約数和(自身を含む): 155615040

約数和(自身を除く): 104587320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 6971, 7320, 13942, 20913, 27884, 34855, 41826, 55768, 69710, 83652, 104565, 139420, 167304, 209130, 278840, 418260, 425231, 836520, 850462, 1275693, 1700924, 2126155, 2551386, 3401848, 4252310, 5102772, 6378465, 8504620, 10205544, 12756930, 17009240, 25513860, 51027720]

約数ペア:

[(1, 51027720), (2, 25513860), (3, 17009240), (4, 12756930), (5, 10205544), (6, 8504620), (8, 6378465), (10, 5102772), (12, 4252310), (15, 3401848), (20, 2551386), (24, 2126155), (30, 1700924), (40, 1275693), (60, 850462), (61, 836520), (120, 425231), (122, 418260), (183, 278840), (244, 209130), (305, 167304), (366, 139420), (488, 104565), (610, 83652), (732, 69710), (915, 55768), (1220, 41826), (1464, 34855), (1830, 27884), (2440, 20913), (3660, 13942), (6971, 7320)]