68681409.000000000

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19777}}^1$

素因数の和:19824

約数の個数: 80

約数和(自身を含む): 470874624

約数和(自身を除く): 323733744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 19777, 39554, 59331, 79108, 98885, 118662, 158216, 197770, 237324, 296655, 316432, 395540, 474648, 593310, 613087, 791080, 949296, 1186620, 1226174, 1582160, 1839261, 2373240, 2452348, 3065435, 3678522, 4746480, 4904696, 6130870, 7357044, 9196305, 9809392, 12261740, 14714088, 18392610, 24523480, 29428176, 36785220, 49046960, 73570440, 147140880]

約数ペア:

[(1, 147140880), (2, 73570440), (3, 49046960), (4, 36785220), (5, 29428176), (6, 24523480), (8, 18392610), (10, 14714088), (12, 12261740), (15, 9809392), (16, 9196305), (20, 7357044), (24, 6130870), (30, 4904696), (31, 4746480), (40, 3678522), (48, 3065435), (60, 2452348), (62, 2373240), (80, 1839261), (93, 1582160), (120, 1226174), (124, 1186620), (155, 949296), (186, 791080), (240, 613087), (248, 593310), (310, 474648), (372, 395540), (465, 316432), (496, 296655), (620, 237324), (744, 197770), (930, 158216), (1240, 118662), (1488, 98885), (1860, 79108), (2480, 59331), (3720, 39554), (7440, 19777)]