31714860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 99025920

約数和(自身を除く): 67311060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 59, 60, 62, 68, 85, 93, 102, 118, 124, 155, 170, 177, 186, 204, 236, 255, 289, 295, 310, 340, 354, 372, 465, 510, 527, 578, 590, 620, 708, 867, 885, 930, 1003, 1020, 1054, 1156, 1180, 1445, 1581, 1734, 1770, 1829, 1860, 2006, 2108, 2635, 2890, 3009, 3162, 3468, 3540, 3658, 4012, 4335, 5015, 5270, 5487, 5780, 6018, 6324, 7316, 7905, 8670, 8959, 9145, 10030, 10540, 10974, 12036, 15045, 15810, 17051, 17340, 17918, 18290, 20060, 21948, 26877, 27435, 30090, 31093, 31620, 34102, 35836, 36580, 44795, 51153, 53754, 54870, 60180, 62186, 68204, 85255, 89590, 93279, 102306, 107508, 109740, 124372, 134385, 155465, 170510, 179180, 186558, 204612, 255765, 268770, 310930, 341020, 373116, 466395, 511530, 528581, 537540, 621860, 932790, 1023060, 1057162, 1585743, 1865580, 2114324, 2642905, 3171486, 5285810, 6342972, 7928715, 10571620, 15857430, 31714860]

約数ペア:

[(1, 31714860), (2, 15857430), (3, 10571620), (4, 7928715), (5, 6342972), (6, 5285810), (10, 3171486), (12, 2642905), (15, 2114324), (17, 1865580), (20, 1585743), (30, 1057162), (31, 1023060), (34, 932790), (51, 621860), (59, 537540), (60, 528581), (62, 511530), (68, 466395), (85, 373116), (93, 341020), (102, 310930), (118, 268770), (124, 255765), (155, 204612), (170, 186558), (177, 179180), (186, 170510), (204, 155465), (236, 134385), (255, 124372), (289, 109740), (295, 107508), (310, 102306), (340, 93279), (354, 89590), (372, 85255), (465, 68204), (510, 62186), (527, 60180), (578, 54870), (590, 53754), (620, 51153), (708, 44795), (867, 36580), (885, 35836), (930, 34102), (1003, 31620), (1020, 31093), (1054, 30090), (1156, 27435), (1180, 26877), (1445, 21948), (1581, 20060), (1734, 18290), (1770, 17918), (1829, 17340), (1860, 17051), (2006, 15810), (2108, 15045), (2635, 12036), (2890, 10974), (3009, 10540), (3162, 10030), (3468, 9145), (3540, 8959), (3658, 8670), (4012, 7905), (4335, 7316), (5015, 6324), (5270, 6018), (5487, 5780)]