280697040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29989}}^1$

素因数の和:30021

約数の個数: 120

約数和(自身を含む): 1015221480

約数和(自身を除く): 734524440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 29989, 59978, 89967, 119956, 149945, 179934, 239912, 269901, 299890, 359868, 389857, 449835, 479824, 539802, 599780, 719736, 779714, 899670, 1079604, 1169571, 1199560, 1349505, 1439472, 1559428, 1799340, 1949285, 2159208, 2339142, 2399120, 2699010, 3118856, 3508713, 3598680, 3898570, 4318416, 4678284, 5398020, 5847855, 6237712, 7017426, 7197360, 7797140, 9356568, 10796040, 11695710, 14034852, 15594280, 17543565, 18713136, 21592080, 23391420, 28069704, 31188560, 35087130, 46782840, 56139408, 70174260, 93565680, 140348520, 280697040]

約数ペア:

[(1, 280697040), (2, 140348520), (3, 93565680), (4, 70174260), (5, 56139408), (6, 46782840), (8, 35087130), (9, 31188560), (10, 28069704), (12, 23391420), (13, 21592080), (15, 18713136), (16, 17543565), (18, 15594280), (20, 14034852), (24, 11695710), (26, 10796040), (30, 9356568), (36, 7797140), (39, 7197360), (40, 7017426), (45, 6237712), (48, 5847855), (52, 5398020), (60, 4678284), (65, 4318416), (72, 3898570), (78, 3598680), (80, 3508713), (90, 3118856), (104, 2699010), (117, 2399120), (120, 2339142), (130, 2159208), (144, 1949285), (156, 1799340), (180, 1559428), (195, 1439472), (208, 1349505), (234, 1199560), (240, 1169571), (260, 1079604), (312, 899670), (360, 779714), (390, 719736), (468, 599780), (520, 539802), (585, 479824), (624, 449835), (720, 389857), (780, 359868), (936, 299890), (1040, 269901), (1170, 239912), (1560, 179934), (1872, 149945), (2340, 119956), (3120, 89967), (4680, 59978), (9360, 29989)]