13207140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{307}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 40360320

約数和(自身を除く): 27153180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 307, 478, 614, 717, 921, 956, 1195, 1228, 1434, 1535, 1842, 2151, 2390, 2763, 2868, 3070, 3585, 3684, 4302, 4605, 4780, 5526, 6140, 7170, 8604, 9210, 10755, 11052, 13815, 14340, 18420, 21510, 27630, 43020, 55260, 73373, 146746, 220119, 293492, 366865, 440238, 660357, 733730, 880476, 1100595, 1320714, 1467460, 2201190, 2641428, 3301785, 4402380, 6603570, 13207140]

約数ペア:

[(1, 13207140), (2, 6603570), (3, 4402380), (4, 3301785), (5, 2641428), (6, 2201190), (9, 1467460), (10, 1320714), (12, 1100595), (15, 880476), (18, 733730), (20, 660357), (30, 440238), (36, 366865), (45, 293492), (60, 220119), (90, 146746), (180, 73373), (239, 55260), (307, 43020), (478, 27630), (614, 21510), (717, 18420), (921, 14340), (956, 13815), (1195, 11052), (1228, 10755), (1434, 9210), (1535, 8604), (1842, 7170), (2151, 6140), (2390, 5526), (2763, 4780), (2868, 4605), (3070, 4302), (3585, 3684)]