259377720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{167}}^1$

素因数の和:274

約数の個数: 192

約数和(自身を含む): 915909120

約数和(自身を除く): 656531400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 167, 168, 172, 210, 215, 258, 280, 301, 334, 344, 420, 430, 501, 516, 602, 645, 668, 835, 840, 860, 903, 1002, 1032, 1169, 1204, 1290, 1336, 1505, 1670, 1720, 1806, 1849, 2004, 2338, 2408, 2505, 2580, 3010, 3340, 3507, 3612, 3698, 4008, 4515, 4676, 5010, 5160, 5547, 5845, 6020, 6680, 7014, 7181, 7224, 7396, 9030, 9245, 9352, 10020, 11094, 11690, 12040, 12943, 14028, 14362, 14792, 17535, 18060, 18490, 20040, 21543, 22188, 23380, 25886, 27735, 28056, 28724, 35070, 35905, 36120, 36980, 38829, 43086, 44376, 46760, 50267, 51772, 55470, 57448, 64715, 70140, 71810, 73960, 77658, 86172, 100534, 103544, 107715, 110940, 129430, 140280, 143620, 150801, 155316, 172344, 194145, 201068, 215430, 221880, 251335, 258860, 287240, 301602, 308783, 310632, 388290, 402136, 430860, 502670, 517720, 603204, 617566, 754005, 776580, 861720, 926349, 1005340, 1206408, 1235132, 1508010, 1543915, 1553160, 1852698, 2010680, 2161481, 2470264, 3016020, 3087830, 3705396, 4322962, 4631745, 6032040, 6175660, 6484443, 7410792, 8645924, 9263490, 10807405, 12351320, 12968886, 17291848, 18526980, 21614810, 25937772, 32422215, 37053960, 43229620, 51875544, 64844430, 86459240, 129688860, 259377720]

約数ペア:

[(1, 259377720), (2, 129688860), (3, 86459240), (4, 64844430), (5, 51875544), (6, 43229620), (7, 37053960), (8, 32422215), (10, 25937772), (12, 21614810), (14, 18526980), (15, 17291848), (20, 12968886), (21, 12351320), (24, 10807405), (28, 9263490), (30, 8645924), (35, 7410792), (40, 6484443), (42, 6175660), (43, 6032040), (56, 4631745), (60, 4322962), (70, 3705396), (84, 3087830), (86, 3016020), (105, 2470264), (120, 2161481), (129, 2010680), (140, 1852698), (167, 1553160), (168, 1543915), (172, 1508010), (210, 1235132), (215, 1206408), (258, 1005340), (280, 926349), (301, 861720), (334, 776580), (344, 754005), (420, 617566), (430, 603204), (501, 517720), (516, 502670), (602, 430860), (645, 402136), (668, 388290), (835, 310632), (840, 308783), (860, 301602), (903, 287240), (1002, 258860), (1032, 251335), (1169, 221880), (1204, 215430), (1290, 201068), (1336, 194145), (1505, 172344), (1670, 155316), (1720, 150801), (1806, 143620), (1849, 140280), (2004, 129430), (2338, 110940), (2408, 107715), (2505, 103544), (2580, 100534), (3010, 86172), (3340, 77658), (3507, 73960), (3612, 71810), (3698, 70140), (4008, 64715), (4515, 57448), (4676, 55470), (5010, 51772), (5160, 50267), (5547, 46760), (5845, 44376), (6020, 43086), (6680, 38829), (7014, 36980), (7181, 36120), (7224, 35905), (7396, 35070), (9030, 28724), (9245, 28056), (9352, 27735), (10020, 25886), (11094, 23380), (11690, 22188), (12040, 21543), (12943, 20040), (14028, 18490), (14362, 18060), (14792, 17535)]