66813840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1307}}^1$

素因数の和:1397

約数の個数: 120

約数和(自身を含む): 227717568

約数和(自身を除く): 160903728

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, 355, 360, 426, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1307, 1420, 1704, 2130, 2556, 2614, 2840, 3195, 3408, 3921, 4260, 5112, 5228, 5680, 6390, 6535, 7842, 8520, 10224, 10456, 11763, 12780, 13070, 15684, 17040, 19605, 20912, 23526, 25560, 26140, 31368, 39210, 47052, 51120, 52280, 58815, 62736, 78420, 92797, 94104, 104560, 117630, 156840, 185594, 188208, 235260, 278391, 313680, 371188, 463985, 470520, 556782, 742376, 835173, 927970, 941040, 1113564, 1391955, 1484752, 1670346, 1855940, 2227128, 2783910, 3340692, 3711880, 4175865, 4454256, 5567820, 6681384, 7423760, 8351730, 11135640, 13362768, 16703460, 22271280, 33406920, 66813840]

約数ペア:

[(1, 66813840), (2, 33406920), (3, 22271280), (4, 16703460), (5, 13362768), (6, 11135640), (8, 8351730), (9, 7423760), (10, 6681384), (12, 5567820), (15, 4454256), (16, 4175865), (18, 3711880), (20, 3340692), (24, 2783910), (30, 2227128), (36, 1855940), (40, 1670346), (45, 1484752), (48, 1391955), (60, 1113564), (71, 941040), (72, 927970), (80, 835173), (90, 742376), (120, 556782), (142, 470520), (144, 463985), (180, 371188), (213, 313680), (240, 278391), (284, 235260), (355, 188208), (360, 185594), (426, 156840), (568, 117630), (639, 104560), (710, 94104), (720, 92797), (852, 78420), (1065, 62736), (1136, 58815), (1278, 52280), (1307, 51120), (1420, 47052), (1704, 39210), (2130, 31368), (2556, 26140), (2614, 25560), (2840, 23526), (3195, 20912), (3408, 19605), (3921, 17040), (4260, 15684), (5112, 13070), (5228, 12780), (5680, 11763), (6390, 10456), (6535, 10224), (7842, 8520)]