31512390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:151

約数の個数: 192

約数和(自身を含む): 101352384

約数和(自身を除く): 69839994

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 21, 26, 30, 34, 35, 39, 42, 49, 51, 65, 70, 78, 85, 91, 97, 98, 102, 105, 119, 130, 147, 170, 182, 194, 195, 210, 221, 238, 245, 255, 273, 291, 294, 357, 390, 442, 455, 485, 490, 510, 546, 582, 595, 637, 663, 679, 714, 735, 833, 910, 970, 1105, 1190, 1261, 1274, 1326, 1358, 1365, 1455, 1470, 1547, 1649, 1666, 1785, 1911, 2037, 2210, 2499, 2522, 2730, 2910, 3094, 3185, 3298, 3315, 3395, 3570, 3783, 3822, 4074, 4165, 4641, 4753, 4947, 4998, 6305, 6370, 6630, 6790, 7566, 7735, 8245, 8330, 8827, 9282, 9506, 9555, 9894, 10185, 10829, 11543, 12495, 12610, 14259, 15470, 16490, 17654, 18915, 19110, 20370, 21437, 21658, 23086, 23205, 23765, 24735, 24990, 26481, 28518, 32487, 34629, 37830, 42874, 44135, 46410, 47530, 49470, 52962, 54145, 57715, 61789, 64311, 64974, 69258, 71295, 80801, 88270, 107185, 108290, 115430, 123578, 128622, 132405, 142590, 150059, 161602, 162435, 173145, 185367, 214370, 242403, 264810, 300118, 308945, 321555, 324870, 346290, 370734, 404005, 450177, 484806, 617890, 643110, 750295, 808010, 900354, 926835, 1050413, 1212015, 1500590, 1853670, 2100826, 2250885, 2424030, 3151239, 4501770, 5252065, 6302478, 10504130, 15756195, 31512390]

約数ペア:

[(1, 31512390), (2, 15756195), (3, 10504130), (5, 6302478), (6, 5252065), (7, 4501770), (10, 3151239), (13, 2424030), (14, 2250885), (15, 2100826), (17, 1853670), (21, 1500590), (26, 1212015), (30, 1050413), (34, 926835), (35, 900354), (39, 808010), (42, 750295), (49, 643110), (51, 617890), (65, 484806), (70, 450177), (78, 404005), (85, 370734), (91, 346290), (97, 324870), (98, 321555), (102, 308945), (105, 300118), (119, 264810), (130, 242403), (147, 214370), (170, 185367), (182, 173145), (194, 162435), (195, 161602), (210, 150059), (221, 142590), (238, 132405), (245, 128622), (255, 123578), (273, 115430), (291, 108290), (294, 107185), (357, 88270), (390, 80801), (442, 71295), (455, 69258), (485, 64974), (490, 64311), (510, 61789), (546, 57715), (582, 54145), (595, 52962), (637, 49470), (663, 47530), (679, 46410), (714, 44135), (735, 42874), (833, 37830), (910, 34629), (970, 32487), (1105, 28518), (1190, 26481), (1261, 24990), (1274, 24735), (1326, 23765), (1358, 23205), (1365, 23086), (1455, 21658), (1470, 21437), (1547, 20370), (1649, 19110), (1666, 18915), (1785, 17654), (1911, 16490), (2037, 15470), (2210, 14259), (2499, 12610), (2522, 12495), (2730, 11543), (2910, 10829), (3094, 10185), (3185, 9894), (3298, 9555), (3315, 9506), (3395, 9282), (3570, 8827), (3783, 8330), (3822, 8245), (4074, 7735), (4165, 7566), (4641, 6790), (4753, 6630), (4947, 6370), (4998, 6305)]