61217460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1423}}^1$

素因数の和:1677

約数の個数: 72

約数和(自身を含む): 186600960

約数和(自身を除く): 125383500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1423, 1434, 2151, 2390, 2846, 2868, 3585, 4269, 4302, 4780, 5692, 7115, 7170, 8538, 8604, 10755, 12807, 14230, 14340, 17076, 21345, 21510, 25614, 28460, 42690, 43020, 51228, 64035, 85380, 128070, 256140, 340097, 680194, 1020291, 1360388, 1700485, 2040582, 3060873, 3400970, 4081164, 5101455, 6121746, 6801940, 10202910, 12243492, 15304365, 20405820, 30608730, 61217460]

約数ペア:

[(1, 61217460), (2, 30608730), (3, 20405820), (4, 15304365), (5, 12243492), (6, 10202910), (9, 6801940), (10, 6121746), (12, 5101455), (15, 4081164), (18, 3400970), (20, 3060873), (30, 2040582), (36, 1700485), (45, 1360388), (60, 1020291), (90, 680194), (180, 340097), (239, 256140), (478, 128070), (717, 85380), (956, 64035), (1195, 51228), (1423, 43020), (1434, 42690), (2151, 28460), (2390, 25614), (2846, 21510), (2868, 21345), (3585, 17076), (4269, 14340), (4302, 14230), (4780, 12807), (5692, 10755), (7115, 8604), (7170, 8538)]