123089720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3533}}^1$

素因数の和:3624

約数の個数: 64

約数和(自身を含む): 302793120

約数和(自身を除く): 179703400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 520, 536, 670, 871, 1340, 1742, 2680, 3484, 3533, 4355, 6968, 7066, 8710, 14132, 17420, 17665, 28264, 34840, 35330, 45929, 70660, 91858, 141320, 183716, 229645, 236711, 367432, 459290, 473422, 918580, 946844, 1183555, 1837160, 1893688, 2367110, 3077243, 4734220, 6154486, 9468440, 12308972, 15386215, 24617944, 30772430, 61544860, 123089720]

約数ペア:

[(1, 123089720), (2, 61544860), (4, 30772430), (5, 24617944), (8, 15386215), (10, 12308972), (13, 9468440), (20, 6154486), (26, 4734220), (40, 3077243), (52, 2367110), (65, 1893688), (67, 1837160), (104, 1183555), (130, 946844), (134, 918580), (260, 473422), (268, 459290), (335, 367432), (520, 236711), (536, 229645), (670, 183716), (871, 141320), (1340, 91858), (1742, 70660), (2680, 45929), (3484, 35330), (3533, 34840), (4355, 28264), (6968, 17665), (7066, 17420), (8710, 14132)]