68025780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 217211904

約数和(自身を除く): 149186124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 73, 90, 93, 124, 146, 155, 167, 180, 186, 219, 279, 292, 310, 334, 365, 372, 438, 465, 501, 558, 620, 657, 668, 730, 835, 876, 930, 1002, 1095, 1116, 1314, 1395, 1460, 1503, 1670, 1860, 2004, 2190, 2263, 2505, 2628, 2790, 3006, 3285, 3340, 4380, 4526, 5010, 5177, 5580, 6012, 6570, 6789, 7515, 9052, 10020, 10354, 11315, 12191, 13140, 13578, 15030, 15531, 20367, 20708, 22630, 24382, 25885, 27156, 30060, 31062, 33945, 36573, 40734, 45260, 46593, 48764, 51770, 60955, 62124, 67890, 73146, 77655, 81468, 93186, 101835, 103540, 109719, 121910, 135780, 146292, 155310, 182865, 186372, 203670, 219438, 232965, 243820, 310620, 365730, 377921, 407340, 438876, 465930, 548595, 731460, 755842, 931860, 1097190, 1133763, 1511684, 1889605, 2194380, 2267526, 3401289, 3779210, 4535052, 5668815, 6802578, 7558420, 11337630, 13605156, 17006445, 22675260, 34012890, 68025780]

約数ペア:

[(1, 68025780), (2, 34012890), (3, 22675260), (4, 17006445), (5, 13605156), (6, 11337630), (9, 7558420), (10, 6802578), (12, 5668815), (15, 4535052), (18, 3779210), (20, 3401289), (30, 2267526), (31, 2194380), (36, 1889605), (45, 1511684), (60, 1133763), (62, 1097190), (73, 931860), (90, 755842), (93, 731460), (124, 548595), (146, 465930), (155, 438876), (167, 407340), (180, 377921), (186, 365730), (219, 310620), (279, 243820), (292, 232965), (310, 219438), (334, 203670), (365, 186372), (372, 182865), (438, 155310), (465, 146292), (501, 135780), (558, 121910), (620, 109719), (657, 103540), (668, 101835), (730, 93186), (835, 81468), (876, 77655), (930, 73146), (1002, 67890), (1095, 62124), (1116, 60955), (1314, 51770), (1395, 48764), (1460, 46593), (1503, 45260), (1670, 40734), (1860, 36573), (2004, 33945), (2190, 31062), (2263, 30060), (2505, 27156), (2628, 25885), (2790, 24382), (3006, 22630), (3285, 20708), (3340, 20367), (4380, 15531), (4526, 15030), (5010, 13578), (5177, 13140), (5580, 12191), (6012, 11315), (6570, 10354), (6789, 10020), (7515, 9052)]