66808680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:459

約数の個数: 128

約数和(自身を含む): 211438080

約数和(自身を除く): 144629400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 41, 60, 74, 82, 111, 120, 123, 148, 164, 185, 205, 222, 246, 296, 328, 367, 370, 410, 444, 492, 555, 615, 734, 740, 820, 888, 984, 1101, 1110, 1230, 1468, 1480, 1517, 1640, 1835, 2202, 2220, 2460, 2936, 3034, 3670, 4404, 4440, 4551, 4920, 5505, 6068, 7340, 7585, 8808, 9102, 11010, 12136, 13579, 14680, 15047, 15170, 18204, 22020, 22755, 27158, 30094, 30340, 36408, 40737, 44040, 45141, 45510, 54316, 60188, 60680, 67895, 75235, 81474, 90282, 91020, 108632, 120376, 135790, 150470, 162948, 180564, 182040, 203685, 225705, 271580, 300940, 325896, 361128, 407370, 451410, 543160, 556739, 601880, 814740, 902820, 1113478, 1629480, 1670217, 1805640, 2226956, 2783695, 3340434, 4453912, 5567390, 6680868, 8351085, 11134780, 13361736, 16702170, 22269560, 33404340, 66808680]

約数ペア:

[(1, 66808680), (2, 33404340), (3, 22269560), (4, 16702170), (5, 13361736), (6, 11134780), (8, 8351085), (10, 6680868), (12, 5567390), (15, 4453912), (20, 3340434), (24, 2783695), (30, 2226956), (37, 1805640), (40, 1670217), (41, 1629480), (60, 1113478), (74, 902820), (82, 814740), (111, 601880), (120, 556739), (123, 543160), (148, 451410), (164, 407370), (185, 361128), (205, 325896), (222, 300940), (246, 271580), (296, 225705), (328, 203685), (367, 182040), (370, 180564), (410, 162948), (444, 150470), (492, 135790), (555, 120376), (615, 108632), (734, 91020), (740, 90282), (820, 81474), (888, 75235), (984, 67895), (1101, 60680), (1110, 60188), (1230, 54316), (1468, 45510), (1480, 45141), (1517, 44040), (1640, 40737), (1835, 36408), (2202, 30340), (2220, 30094), (2460, 27158), (2936, 22755), (3034, 22020), (3670, 18204), (4404, 15170), (4440, 15047), (4551, 14680), (4920, 13579), (5505, 12136), (6068, 11010), (7340, 9102), (7585, 8808)]