88731540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 280215936

約数和(自身を除く): 191484396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 71, 90, 106, 131, 142, 159, 180, 212, 213, 262, 265, 284, 318, 355, 393, 426, 477, 524, 530, 636, 639, 655, 710, 786, 795, 852, 954, 1060, 1065, 1179, 1278, 1310, 1420, 1572, 1590, 1908, 1965, 2130, 2358, 2385, 2556, 2620, 3180, 3195, 3763, 3930, 4260, 4716, 4770, 5895, 6390, 6943, 7526, 7860, 9301, 9540, 11289, 11790, 12780, 13886, 15052, 18602, 18815, 20829, 22578, 23580, 27772, 27903, 33867, 34715, 37204, 37630, 41658, 45156, 46505, 55806, 56445, 62487, 67734, 69430, 75260, 83316, 83709, 93010, 104145, 111612, 112890, 124974, 135468, 138860, 139515, 167418, 169335, 186020, 208290, 225780, 249948, 279030, 312435, 334836, 338670, 416580, 418545, 492953, 558060, 624870, 677340, 837090, 985906, 1249740, 1478859, 1674180, 1971812, 2464765, 2957718, 4436577, 4929530, 5915436, 7394295, 8873154, 9859060, 14788590, 17746308, 22182885, 29577180, 44365770, 88731540]

約数ペア:

[(1, 88731540), (2, 44365770), (3, 29577180), (4, 22182885), (5, 17746308), (6, 14788590), (9, 9859060), (10, 8873154), (12, 7394295), (15, 5915436), (18, 4929530), (20, 4436577), (30, 2957718), (36, 2464765), (45, 1971812), (53, 1674180), (60, 1478859), (71, 1249740), (90, 985906), (106, 837090), (131, 677340), (142, 624870), (159, 558060), (180, 492953), (212, 418545), (213, 416580), (262, 338670), (265, 334836), (284, 312435), (318, 279030), (355, 249948), (393, 225780), (426, 208290), (477, 186020), (524, 169335), (530, 167418), (636, 139515), (639, 138860), (655, 135468), (710, 124974), (786, 112890), (795, 111612), (852, 104145), (954, 93010), (1060, 83709), (1065, 83316), (1179, 75260), (1278, 69430), (1310, 67734), (1420, 62487), (1572, 56445), (1590, 55806), (1908, 46505), (1965, 45156), (2130, 41658), (2358, 37630), (2385, 37204), (2556, 34715), (2620, 33867), (3180, 27903), (3195, 27772), (3763, 23580), (3930, 22578), (4260, 20829), (4716, 18815), (4770, 18602), (5895, 15052), (6390, 13886), (6943, 12780), (7526, 11790), (7860, 11289), (9301, 9540)]