15693840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:397

約数の個数: 120

約数和(自身を含む): 53621568

約数和(自身を除く): 37927728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 307, 355, 360, 426, 568, 614, 639, 710, 720, 852, 921, 1065, 1136, 1228, 1278, 1420, 1535, 1704, 1842, 2130, 2456, 2556, 2763, 2840, 3070, 3195, 3408, 3684, 4260, 4605, 4912, 5112, 5526, 5680, 6140, 6390, 7368, 8520, 9210, 10224, 11052, 12280, 12780, 13815, 14736, 17040, 18420, 21797, 22104, 24560, 25560, 27630, 36840, 43594, 44208, 51120, 55260, 65391, 73680, 87188, 108985, 110520, 130782, 174376, 196173, 217970, 221040, 261564, 326955, 348752, 392346, 435940, 523128, 653910, 784692, 871880, 980865, 1046256, 1307820, 1569384, 1743760, 1961730, 2615640, 3138768, 3923460, 5231280, 7846920, 15693840]

約数ペア:

[(1, 15693840), (2, 7846920), (3, 5231280), (4, 3923460), (5, 3138768), (6, 2615640), (8, 1961730), (9, 1743760), (10, 1569384), (12, 1307820), (15, 1046256), (16, 980865), (18, 871880), (20, 784692), (24, 653910), (30, 523128), (36, 435940), (40, 392346), (45, 348752), (48, 326955), (60, 261564), (71, 221040), (72, 217970), (80, 196173), (90, 174376), (120, 130782), (142, 110520), (144, 108985), (180, 87188), (213, 73680), (240, 65391), (284, 55260), (307, 51120), (355, 44208), (360, 43594), (426, 36840), (568, 27630), (614, 25560), (639, 24560), (710, 22104), (720, 21797), (852, 18420), (921, 17040), (1065, 14736), (1136, 13815), (1228, 12780), (1278, 12280), (1420, 11052), (1535, 10224), (1704, 9210), (1842, 8520), (2130, 7368), (2456, 6390), (2556, 6140), (2763, 5680), (2840, 5526), (3070, 5112), (3195, 4912), (3408, 4605), (3684, 4260)]