78540072

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13249}}^1$

素因数の和:13290

約数の個数: 64

約数和(自身を含む): 222600000

約数和(自身を除く): 144059928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 5928, 13249, 26498, 39747, 52996, 79494, 105992, 158988, 172237, 251731, 317976, 344474, 503462, 516711, 688948, 755193, 1006924, 1033422, 1377896, 1510386, 2013848, 2066844, 3020772, 3272503, 4133688, 6041544, 6545006, 9817509, 13090012, 19635018, 26180024, 39270036, 78540072]

約数ペア:

[(1, 78540072), (2, 39270036), (3, 26180024), (4, 19635018), (6, 13090012), (8, 9817509), (12, 6545006), (13, 6041544), (19, 4133688), (24, 3272503), (26, 3020772), (38, 2066844), (39, 2013848), (52, 1510386), (57, 1377896), (76, 1033422), (78, 1006924), (104, 755193), (114, 688948), (152, 516711), (156, 503462), (228, 344474), (247, 317976), (312, 251731), (456, 172237), (494, 158988), (741, 105992), (988, 79494), (1482, 52996), (1976, 39747), (2964, 26498), (5928, 13249)]