31348620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{523}}^1$

素因数の和:581

約数の個数: 120

約数和(自身を含む): 101192784

約数和(自身を除く): 69844164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 81, 90, 108, 111, 135, 148, 162, 180, 185, 222, 270, 324, 333, 370, 405, 444, 523, 540, 555, 666, 740, 810, 999, 1046, 1110, 1332, 1569, 1620, 1665, 1998, 2092, 2220, 2615, 2997, 3138, 3330, 3996, 4707, 4995, 5230, 5994, 6276, 6660, 7845, 9414, 9990, 10460, 11988, 14121, 14985, 15690, 18828, 19351, 19980, 23535, 28242, 29970, 31380, 38702, 42363, 47070, 56484, 58053, 59940, 70605, 77404, 84726, 94140, 96755, 116106, 141210, 169452, 174159, 193510, 211815, 232212, 282420, 290265, 348318, 387020, 423630, 522477, 580530, 696636, 847260, 870795, 1044954, 1161060, 1567431, 1741590, 2089908, 2612385, 3134862, 3483180, 5224770, 6269724, 7837155, 10449540, 15674310, 31348620]

約数ペア:

[(1, 31348620), (2, 15674310), (3, 10449540), (4, 7837155), (5, 6269724), (6, 5224770), (9, 3483180), (10, 3134862), (12, 2612385), (15, 2089908), (18, 1741590), (20, 1567431), (27, 1161060), (30, 1044954), (36, 870795), (37, 847260), (45, 696636), (54, 580530), (60, 522477), (74, 423630), (81, 387020), (90, 348318), (108, 290265), (111, 282420), (135, 232212), (148, 211815), (162, 193510), (180, 174159), (185, 169452), (222, 141210), (270, 116106), (324, 96755), (333, 94140), (370, 84726), (405, 77404), (444, 70605), (523, 59940), (540, 58053), (555, 56484), (666, 47070), (740, 42363), (810, 38702), (999, 31380), (1046, 29970), (1110, 28242), (1332, 23535), (1569, 19980), (1620, 19351), (1665, 18828), (1998, 15690), (2092, 14985), (2220, 14121), (2615, 11988), (2997, 10460), (3138, 9990), (3330, 9414), (3996, 7845), (4707, 6660), (4995, 6276), (5230, 5994)]