31496310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 89579520

約数和(自身を除く): 58083210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 53, 54, 62, 71, 90, 93, 106, 135, 142, 155, 159, 186, 213, 265, 270, 279, 310, 318, 355, 426, 465, 477, 530, 558, 639, 710, 795, 837, 930, 954, 1065, 1278, 1395, 1431, 1590, 1643, 1674, 1917, 2130, 2201, 2385, 2790, 2862, 3195, 3286, 3763, 3834, 4185, 4402, 4770, 4929, 6390, 6603, 7155, 7526, 8215, 8370, 9585, 9858, 11005, 11289, 13206, 14310, 14787, 16430, 18815, 19170, 19809, 22010, 22578, 24645, 29574, 33015, 33867, 37630, 39618, 44361, 49290, 56445, 59427, 66030, 67734, 73935, 88722, 99045, 101601, 112890, 116653, 118854, 147870, 169335, 198090, 203202, 221805, 233306, 297135, 338670, 349959, 443610, 508005, 583265, 594270, 699918, 1016010, 1049877, 1166530, 1749795, 2099754, 3149631, 3499590, 5249385, 6299262, 10498770, 15748155, 31496310]

約数ペア:

[(1, 31496310), (2, 15748155), (3, 10498770), (5, 6299262), (6, 5249385), (9, 3499590), (10, 3149631), (15, 2099754), (18, 1749795), (27, 1166530), (30, 1049877), (31, 1016010), (45, 699918), (53, 594270), (54, 583265), (62, 508005), (71, 443610), (90, 349959), (93, 338670), (106, 297135), (135, 233306), (142, 221805), (155, 203202), (159, 198090), (186, 169335), (213, 147870), (265, 118854), (270, 116653), (279, 112890), (310, 101601), (318, 99045), (355, 88722), (426, 73935), (465, 67734), (477, 66030), (530, 59427), (558, 56445), (639, 49290), (710, 44361), (795, 39618), (837, 37630), (930, 33867), (954, 33015), (1065, 29574), (1278, 24645), (1395, 22578), (1431, 22010), (1590, 19809), (1643, 19170), (1674, 18815), (1917, 16430), (2130, 14787), (2201, 14310), (2385, 13206), (2790, 11289), (2862, 11005), (3195, 9858), (3286, 9585), (3763, 8370), (3834, 8215), (4185, 7526), (4402, 7155), (4770, 6603), (4929, 6390)]