31717071720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{413629}}^1$

素因数の和:413720

約数の個数: 128

約数和(自身を含む): 107212896000

約数和(自身を除く): 75495824280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 90, 108, 120, 135, 142, 180, 213, 216, 270, 284, 355, 360, 426, 540, 568, 639, 710, 852, 1065, 1080, 1278, 1420, 1704, 1917, 2130, 2556, 2840, 3195, 3834, 4260, 5112, 6390, 7668, 8520, 9585, 12780, 15336, 19170, 25560, 38340, 76680, 413629, 827258, 1240887, 1654516, 2068145, 2481774, 3309032, 3722661, 4136290, 4963548, 6204435, 7445322, 8272580, 9927096, 11167983, 12408870, 14890644, 16545160, 18613305, 22335966, 24817740, 29367659, 29781288, 37226610, 44671932, 49635480, 55839915, 58735318, 74453220, 88102977, 89343864, 111679830, 117470636, 146838295, 148906440, 176205954, 223359660, 234941272, 264308931, 293676590, 352411908, 440514885, 446719320, 528617862, 587353180, 704823816, 792926793, 881029770, 1057235724, 1174706360, 1321544655, 1585853586, 1762059540, 2114471448, 2643089310, 3171707172, 3524119080, 3964633965, 5286178620, 6343414344, 7929267930, 10572357240, 15858535860, 31717071720]

約数ペア:

[(1, 31717071720), (2, 15858535860), (3, 10572357240), (4, 7929267930), (5, 6343414344), (6, 5286178620), (8, 3964633965), (9, 3524119080), (10, 3171707172), (12, 2643089310), (15, 2114471448), (18, 1762059540), (20, 1585853586), (24, 1321544655), (27, 1174706360), (30, 1057235724), (36, 881029770), (40, 792926793), (45, 704823816), (54, 587353180), (60, 528617862), (71, 446719320), (72, 440514885), (90, 352411908), (108, 293676590), (120, 264308931), (135, 234941272), (142, 223359660), (180, 176205954), (213, 148906440), (216, 146838295), (270, 117470636), (284, 111679830), (355, 89343864), (360, 88102977), (426, 74453220), (540, 58735318), (568, 55839915), (639, 49635480), (710, 44671932), (852, 37226610), (1065, 29781288), (1080, 29367659), (1278, 24817740), (1420, 22335966), (1704, 18613305), (1917, 16545160), (2130, 14890644), (2556, 12408870), (2840, 11167983), (3195, 9927096), (3834, 8272580), (4260, 7445322), (5112, 6204435), (6390, 4963548), (7668, 4136290), (8520, 3722661), (9585, 3309032), (12780, 2481774), (15336, 2068145), (19170, 1654516), (25560, 1240887), (38340, 827258), (76680, 413629)]