68207280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{7681}}^1$

素因数の和:7734

約数の個数: 80

約数和(自身を含む): 217185504

約数和(自身を除く): 148978224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 7681, 8880, 15362, 23043, 30724, 38405, 46086, 61448, 76810, 92172, 115215, 122896, 153620, 184344, 230430, 284197, 307240, 368688, 460860, 568394, 614480, 852591, 921720, 1136788, 1420985, 1705182, 1843440, 2273576, 2841970, 3410364, 4262955, 4547152, 5683940, 6820728, 8525910, 11367880, 13641456, 17051820, 22735760, 34103640, 68207280]

約数ペア:

[(1, 68207280), (2, 34103640), (3, 22735760), (4, 17051820), (5, 13641456), (6, 11367880), (8, 8525910), (10, 6820728), (12, 5683940), (15, 4547152), (16, 4262955), (20, 3410364), (24, 2841970), (30, 2273576), (37, 1843440), (40, 1705182), (48, 1420985), (60, 1136788), (74, 921720), (80, 852591), (111, 614480), (120, 568394), (148, 460860), (185, 368688), (222, 307240), (240, 284197), (296, 230430), (370, 184344), (444, 153620), (555, 122896), (592, 115215), (740, 92172), (888, 76810), (1110, 61448), (1480, 46086), (1776, 38405), (2220, 30724), (2960, 23043), (4440, 15362), (7681, 8880)]