315590940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 216

約数和(自身を含む): 1128909600

約数和(自身を除く): 813318660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 60, 63, 70, 82, 84, 90, 105, 123, 126, 140, 149, 164, 180, 205, 210, 246, 252, 287, 298, 315, 369, 410, 420, 447, 492, 574, 596, 615, 630, 738, 745, 820, 861, 894, 1043, 1148, 1230, 1260, 1341, 1435, 1476, 1490, 1681, 1722, 1788, 1845, 2086, 2235, 2460, 2583, 2682, 2870, 2980, 3129, 3362, 3444, 3690, 4172, 4305, 4470, 5043, 5166, 5215, 5364, 5740, 6109, 6258, 6705, 6724, 7380, 8405, 8610, 8940, 9387, 10086, 10332, 10430, 11767, 12218, 12516, 12915, 13410, 15129, 15645, 16810, 17220, 18327, 18774, 20172, 20860, 23534, 24436, 25215, 25830, 26820, 30258, 30545, 31290, 33620, 35301, 36654, 37548, 42763, 46935, 47068, 50430, 51660, 54981, 58835, 60516, 61090, 62580, 70602, 73308, 75645, 85526, 91635, 93870, 100860, 105903, 109962, 117670, 122180, 128289, 141204, 151290, 171052, 176505, 183270, 187740, 211806, 213815, 219924, 235340, 250469, 256578, 274905, 302580, 353010, 366540, 384867, 423612, 427630, 500938, 513156, 529515, 549810, 641445, 706020, 751407, 769734, 855260, 1001876, 1059030, 1099620, 1252345, 1282890, 1502814, 1539468, 1753283, 1924335, 2118060, 2254221, 2504690, 2565780, 3005628, 3506566, 3757035, 3848670, 4508442, 5009380, 5259849, 7013132, 7514070, 7697340, 8766415, 9016884, 10519698, 11271105, 15028140, 15779547, 17532830, 21039396, 22542210, 26299245, 31559094, 35065660, 45084420, 52598490, 63118188, 78897735, 105196980, 157795470, 315590940]

約数ペア:

[(1, 315590940), (2, 157795470), (3, 105196980), (4, 78897735), (5, 63118188), (6, 52598490), (7, 45084420), (9, 35065660), (10, 31559094), (12, 26299245), (14, 22542210), (15, 21039396), (18, 17532830), (20, 15779547), (21, 15028140), (28, 11271105), (30, 10519698), (35, 9016884), (36, 8766415), (41, 7697340), (42, 7514070), (45, 7013132), (60, 5259849), (63, 5009380), (70, 4508442), (82, 3848670), (84, 3757035), (90, 3506566), (105, 3005628), (123, 2565780), (126, 2504690), (140, 2254221), (149, 2118060), (164, 1924335), (180, 1753283), (205, 1539468), (210, 1502814), (246, 1282890), (252, 1252345), (287, 1099620), (298, 1059030), (315, 1001876), (369, 855260), (410, 769734), (420, 751407), (447, 706020), (492, 641445), (574, 549810), (596, 529515), (615, 513156), (630, 500938), (738, 427630), (745, 423612), (820, 384867), (861, 366540), (894, 353010), (1043, 302580), (1148, 274905), (1230, 256578), (1260, 250469), (1341, 235340), (1435, 219924), (1476, 213815), (1490, 211806), (1681, 187740), (1722, 183270), (1788, 176505), (1845, 171052), (2086, 151290), (2235, 141204), (2460, 128289), (2583, 122180), (2682, 117670), (2870, 109962), (2980, 105903), (3129, 100860), (3362, 93870), (3444, 91635), (3690, 85526), (4172, 75645), (4305, 73308), (4470, 70602), (5043, 62580), (5166, 61090), (5215, 60516), (5364, 58835), (5740, 54981), (6109, 51660), (6258, 50430), (6705, 47068), (6724, 46935), (7380, 42763), (8405, 37548), (8610, 36654), (8940, 35301), (9387, 33620), (10086, 31290), (10332, 30545), (10430, 30258), (11767, 26820), (12218, 25830), (12516, 25215), (12915, 24436), (13410, 23534), (15129, 20860), (15645, 20172), (16810, 18774), (17220, 18327)]