478940280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:814

約数の個数: 256

約数和(自身を含む): 1799884800

約数和(自身を除く): 1320944520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 61, 65, 70, 78, 84, 91, 104, 105, 120, 122, 130, 140, 156, 168, 182, 183, 195, 210, 244, 260, 273, 280, 305, 312, 364, 366, 390, 420, 427, 455, 488, 520, 546, 610, 719, 728, 732, 780, 793, 840, 854, 910, 915, 1092, 1220, 1281, 1365, 1438, 1464, 1560, 1586, 1708, 1820, 1830, 2135, 2157, 2184, 2379, 2440, 2562, 2730, 2876, 3172, 3416, 3595, 3640, 3660, 3965, 4270, 4314, 4758, 5033, 5124, 5460, 5551, 5752, 6344, 6405, 7190, 7320, 7930, 8540, 8628, 9347, 9516, 10066, 10248, 10785, 10920, 11102, 11895, 12810, 14380, 15099, 15860, 16653, 17080, 17256, 18694, 19032, 20132, 21570, 22204, 23790, 25165, 25620, 27755, 28041, 28760, 30198, 31720, 33306, 37388, 40264, 43140, 43859, 44408, 46735, 47580, 50330, 51240, 55510, 56082, 60396, 65429, 66612, 74776, 75495, 83265, 86280, 87718, 93470, 95160, 100660, 111020, 112164, 120792, 130858, 131577, 133224, 140205, 150990, 166530, 175436, 186940, 196287, 201320, 219295, 222040, 224328, 261716, 263154, 280410, 301980, 307013, 327145, 333060, 350872, 373880, 392574, 438590, 523432, 526308, 560820, 570167, 603960, 614026, 654290, 657885, 666120, 785148, 877180, 921039, 981435, 1052616, 1121640, 1140334, 1228052, 1308580, 1315770, 1535065, 1570296, 1710501, 1754360, 1842078, 1962870, 2280668, 2456104, 2617160, 2631540, 2850835, 3070130, 3421002, 3684156, 3925740, 3991169, 4561336, 4605195, 5263080, 5701670, 6140260, 6842004, 7368312, 7851480, 7982338, 8552505, 9210390, 11403340, 11973507, 12280520, 13684008, 15964676, 17105010, 18420780, 19955845, 22806680, 23947014, 31929352, 34210020, 36841560, 39911690, 47894028, 59867535, 68420040, 79823380, 95788056, 119735070, 159646760, 239470140, 478940280]

約数ペア:

[(1, 478940280), (2, 239470140), (3, 159646760), (4, 119735070), (5, 95788056), (6, 79823380), (7, 68420040), (8, 59867535), (10, 47894028), (12, 39911690), (13, 36841560), (14, 34210020), (15, 31929352), (20, 23947014), (21, 22806680), (24, 19955845), (26, 18420780), (28, 17105010), (30, 15964676), (35, 13684008), (39, 12280520), (40, 11973507), (42, 11403340), (52, 9210390), (56, 8552505), (60, 7982338), (61, 7851480), (65, 7368312), (70, 6842004), (78, 6140260), (84, 5701670), (91, 5263080), (104, 4605195), (105, 4561336), (120, 3991169), (122, 3925740), (130, 3684156), (140, 3421002), (156, 3070130), (168, 2850835), (182, 2631540), (183, 2617160), (195, 2456104), (210, 2280668), (244, 1962870), (260, 1842078), (273, 1754360), (280, 1710501), (305, 1570296), (312, 1535065), (364, 1315770), (366, 1308580), (390, 1228052), (420, 1140334), (427, 1121640), (455, 1052616), (488, 981435), (520, 921039), (546, 877180), (610, 785148), (719, 666120), (728, 657885), (732, 654290), (780, 614026), (793, 603960), (840, 570167), (854, 560820), (910, 526308), (915, 523432), (1092, 438590), (1220, 392574), (1281, 373880), (1365, 350872), (1438, 333060), (1464, 327145), (1560, 307013), (1586, 301980), (1708, 280410), (1820, 263154), (1830, 261716), (2135, 224328), (2157, 222040), (2184, 219295), (2379, 201320), (2440, 196287), (2562, 186940), (2730, 175436), (2876, 166530), (3172, 150990), (3416, 140205), (3595, 133224), (3640, 131577), (3660, 130858), (3965, 120792), (4270, 112164), (4314, 111020), (4758, 100660), (5033, 95160), (5124, 93470), (5460, 87718), (5551, 86280), (5752, 83265), (6344, 75495), (6405, 74776), (7190, 66612), (7320, 65429), (7930, 60396), (8540, 56082), (8628, 55510), (9347, 51240), (9516, 50330), (10066, 47580), (10248, 46735), (10785, 44408), (10920, 43859), (11102, 43140), (11895, 40264), (12810, 37388), (14380, 33306), (15099, 31720), (15860, 30198), (16653, 28760), (17080, 28041), (17256, 27755), (18694, 25620), (19032, 25165), (20132, 23790), (21570, 22204)]