68304240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4993}}^1$

素因数の和:5031

約数の個数: 120

約数和(自身を含む): 241509840

約数和(自身を除く): 173205600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 4993, 6840, 9986, 13680, 14979, 19972, 24965, 29958, 39944, 44937, 49930, 59916, 74895, 79888, 89874, 94867, 99860, 119832, 149790, 179748, 189734, 199720, 224685, 239664, 284601, 299580, 359496, 379468, 399440, 449370, 474335, 569202, 599160, 718992, 758936, 853803, 898740, 948670, 1138404, 1198320, 1423005, 1517872, 1707606, 1797480, 1897340, 2276808, 2846010, 3415212, 3594960, 3794680, 4269015, 4553616, 5692020, 6830424, 7589360, 8538030, 11384040, 13660848, 17076060, 22768080, 34152120, 68304240]

約数ペア:

[(1, 68304240), (2, 34152120), (3, 22768080), (4, 17076060), (5, 13660848), (6, 11384040), (8, 8538030), (9, 7589360), (10, 6830424), (12, 5692020), (15, 4553616), (16, 4269015), (18, 3794680), (19, 3594960), (20, 3415212), (24, 2846010), (30, 2276808), (36, 1897340), (38, 1797480), (40, 1707606), (45, 1517872), (48, 1423005), (57, 1198320), (60, 1138404), (72, 948670), (76, 898740), (80, 853803), (90, 758936), (95, 718992), (114, 599160), (120, 569202), (144, 474335), (152, 449370), (171, 399440), (180, 379468), (190, 359496), (228, 299580), (240, 284601), (285, 239664), (304, 224685), (342, 199720), (360, 189734), (380, 179748), (456, 149790), (570, 119832), (684, 99860), (720, 94867), (760, 89874), (855, 79888), (912, 74895), (1140, 59916), (1368, 49930), (1520, 44937), (1710, 39944), (2280, 29958), (2736, 24965), (3420, 19972), (4560, 14979), (4993, 13680), (6840, 9986)]