90230640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4759}}^1$

素因数の和:4854

約数の個数: 80

約数和(自身を含む): 283315200

約数和(自身を除く): 193084560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 3160, 3792, 4740, 4759, 6320, 9480, 9518, 14277, 18960, 19036, 23795, 28554, 38072, 47590, 57108, 71385, 76144, 95180, 114216, 142770, 190360, 228432, 285540, 375961, 380720, 571080, 751922, 1127883, 1142160, 1503844, 1879805, 2255766, 3007688, 3759610, 4511532, 5639415, 6015376, 7519220, 9023064, 11278830, 15038440, 18046128, 22557660, 30076880, 45115320, 90230640]

約数ペア:

[(1, 90230640), (2, 45115320), (3, 30076880), (4, 22557660), (5, 18046128), (6, 15038440), (8, 11278830), (10, 9023064), (12, 7519220), (15, 6015376), (16, 5639415), (20, 4511532), (24, 3759610), (30, 3007688), (40, 2255766), (48, 1879805), (60, 1503844), (79, 1142160), (80, 1127883), (120, 751922), (158, 571080), (237, 380720), (240, 375961), (316, 285540), (395, 228432), (474, 190360), (632, 142770), (790, 114216), (948, 95180), (1185, 76144), (1264, 71385), (1580, 57108), (1896, 47590), (2370, 38072), (3160, 28554), (3792, 23795), (4740, 19036), (4759, 18960), (6320, 14277), (9480, 9518)]