281465460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{5813}}^1$

素因数の和:6097

約数の個数: 72

約数和(自身を含む): 857099880

約数和(自身を除く): 575634420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 1076, 1345, 1614, 2421, 2690, 3228, 4035, 4842, 5380, 5813, 8070, 9684, 11626, 12105, 16140, 17439, 23252, 24210, 29065, 34878, 48420, 52317, 58130, 69756, 87195, 104634, 116260, 174390, 209268, 261585, 348780, 523170, 1046340, 1563697, 3127394, 4691091, 6254788, 7818485, 9382182, 14073273, 15636970, 18764364, 23455455, 28146546, 31273940, 46910910, 56293092, 70366365, 93821820, 140732730, 281465460]

約数ペア:

[(1, 281465460), (2, 140732730), (3, 93821820), (4, 70366365), (5, 56293092), (6, 46910910), (9, 31273940), (10, 28146546), (12, 23455455), (15, 18764364), (18, 15636970), (20, 14073273), (30, 9382182), (36, 7818485), (45, 6254788), (60, 4691091), (90, 3127394), (180, 1563697), (269, 1046340), (538, 523170), (807, 348780), (1076, 261585), (1345, 209268), (1614, 174390), (2421, 116260), (2690, 104634), (3228, 87195), (4035, 69756), (4842, 58130), (5380, 52317), (5813, 48420), (8070, 34878), (9684, 29065), (11626, 24210), (12105, 23252), (16140, 17439)]