990654840

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2221}}^1$

素因数の和:2307

約数の個数: 256

約数和(自身を含む): 3839616000

約数和(自身を除く): 2848961160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 59, 60, 63, 70, 72, 84, 90, 105, 108, 118, 120, 126, 135, 140, 168, 177, 180, 189, 210, 216, 236, 252, 270, 280, 295, 315, 354, 360, 378, 413, 420, 472, 504, 531, 540, 590, 630, 708, 756, 826, 840, 885, 945, 1062, 1080, 1180, 1239, 1260, 1416, 1512, 1593, 1652, 1770, 1890, 2065, 2124, 2221, 2360, 2478, 2520, 2655, 3186, 3304, 3540, 3717, 3780, 4130, 4248, 4442, 4956, 5310, 6195, 6372, 6663, 7080, 7434, 7560, 7965, 8260, 8884, 9912, 10620, 11105, 11151, 12390, 12744, 13326, 14868, 15547, 15930, 16520, 17768, 18585, 19989, 21240, 22210, 22302, 24780, 26652, 29736, 31094, 31860, 33315, 37170, 39978, 44420, 44604, 46641, 49560, 53304, 55755, 59967, 62188, 63720, 66630, 74340, 77735, 79956, 88840, 89208, 93282, 99945, 111510, 119934, 124376, 131039, 133260, 139923, 148680, 155470, 159912, 186564, 199890, 223020, 233205, 239868, 262078, 266520, 279846, 299835, 310940, 373128, 393117, 399780, 419769, 446040, 466410, 479736, 524156, 559692, 599670, 621880, 655195, 699615, 786234, 799560, 839538, 917273, 932820, 1048312, 1119384, 1179351, 1199340, 1310390, 1399230, 1572468, 1679076, 1834546, 1865640, 1965585, 2098845, 2358702, 2398680, 2620780, 2751819, 2798460, 3144936, 3358152, 3538053, 3669092, 3931170, 4197690, 4586365, 4717404, 5241560, 5503638, 5596920, 5896755, 7076106, 7338184, 7862340, 8255457, 8395380, 9172730, 9434808, 11007276, 11793510, 13759095, 14152212, 15724680, 16510914, 16790760, 17690265, 18345460, 22014552, 23587020, 24766371, 27518190, 28304424, 33021828, 35380530, 36690920, 41277285, 47174040, 49532742, 55036380, 66043656, 70761060, 82554570, 99065484, 110072760, 123831855, 141522120, 165109140, 198130968, 247663710, 330218280, 495327420, 990654840]

約数ペア:

[(1, 990654840), (2, 495327420), (3, 330218280), (4, 247663710), (5, 198130968), (6, 165109140), (7, 141522120), (8, 123831855), (9, 110072760), (10, 99065484), (12, 82554570), (14, 70761060), (15, 66043656), (18, 55036380), (20, 49532742), (21, 47174040), (24, 41277285), (27, 36690920), (28, 35380530), (30, 33021828), (35, 28304424), (36, 27518190), (40, 24766371), (42, 23587020), (45, 22014552), (54, 18345460), (56, 17690265), (59, 16790760), (60, 16510914), (63, 15724680), (70, 14152212), (72, 13759095), (84, 11793510), (90, 11007276), (105, 9434808), (108, 9172730), (118, 8395380), (120, 8255457), (126, 7862340), (135, 7338184), (140, 7076106), (168, 5896755), (177, 5596920), (180, 5503638), (189, 5241560), (210, 4717404), (216, 4586365), (236, 4197690), (252, 3931170), (270, 3669092), (280, 3538053), (295, 3358152), (315, 3144936), (354, 2798460), (360, 2751819), (378, 2620780), (413, 2398680), (420, 2358702), (472, 2098845), (504, 1965585), (531, 1865640), (540, 1834546), (590, 1679076), (630, 1572468), (708, 1399230), (756, 1310390), (826, 1199340), (840, 1179351), (885, 1119384), (945, 1048312), (1062, 932820), (1080, 917273), (1180, 839538), (1239, 799560), (1260, 786234), (1416, 699615), (1512, 655195), (1593, 621880), (1652, 599670), (1770, 559692), (1890, 524156), (2065, 479736), (2124, 466410), (2221, 446040), (2360, 419769), (2478, 399780), (2520, 393117), (2655, 373128), (3186, 310940), (3304, 299835), (3540, 279846), (3717, 266520), (3780, 262078), (4130, 239868), (4248, 233205), (4442, 223020), (4956, 199890), (5310, 186564), (6195, 159912), (6372, 155470), (6663, 148680), (7080, 139923), (7434, 133260), (7560, 131039), (7965, 124376), (8260, 119934), (8884, 111510), (9912, 99945), (10620, 93282), (11105, 89208), (11151, 88840), (12390, 79956), (12744, 77735), (13326, 74340), (14868, 66630), (15547, 63720), (15930, 62188), (16520, 59967), (17768, 55755), (18585, 53304), (19989, 49560), (21240, 46641), (22210, 44604), (22302, 44420), (24780, 39978), (26652, 37170), (29736, 33315), (31094, 31860)]