30542720

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3671}}^1$

素因数の和:3703

約数の個数: 64

約数和(自身を含む): 78654240

約数和(自身を除く): 48111520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 3671, 4160, 7342, 8320, 14684, 18355, 29368, 36710, 47723, 58736, 73420, 95446, 117472, 146840, 190892, 234944, 238615, 293680, 381784, 469888, 477230, 587360, 763568, 954460, 1174720, 1527136, 1908920, 2349440, 3054272, 3817840, 6108544, 7635680, 15271360, 30542720]

約数ペア:

[(1, 30542720), (2, 15271360), (4, 7635680), (5, 6108544), (8, 3817840), (10, 3054272), (13, 2349440), (16, 1908920), (20, 1527136), (26, 1174720), (32, 954460), (40, 763568), (52, 587360), (64, 477230), (65, 469888), (80, 381784), (104, 293680), (128, 238615), (130, 234944), (160, 190892), (208, 146840), (260, 117472), (320, 95446), (416, 73420), (520, 58736), (640, 47723), (832, 36710), (1040, 29368), (1664, 18355), (2080, 14684), (3671, 8320), (4160, 7342)]