171178280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:140

約数の個数: 256

約数和(自身を含む): 514805760

約数和(自身を除く): 343627480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 37, 40, 41, 52, 56, 62, 65, 70, 74, 82, 91, 104, 124, 130, 140, 148, 155, 164, 182, 185, 205, 217, 248, 259, 260, 280, 287, 296, 310, 328, 364, 370, 403, 410, 434, 455, 481, 518, 520, 533, 574, 620, 728, 740, 806, 820, 868, 910, 962, 1036, 1066, 1085, 1147, 1148, 1240, 1271, 1295, 1435, 1480, 1517, 1612, 1640, 1736, 1820, 1924, 2015, 2072, 2132, 2170, 2294, 2296, 2405, 2542, 2590, 2665, 2821, 2870, 3034, 3224, 3367, 3640, 3731, 3848, 4030, 4264, 4340, 4588, 4810, 5084, 5180, 5330, 5642, 5735, 5740, 6068, 6355, 6734, 7462, 7585, 8029, 8060, 8680, 8897, 9176, 9620, 10168, 10360, 10619, 10660, 11284, 11470, 11480, 12136, 12710, 13468, 14105, 14911, 14924, 15170, 16058, 16120, 16523, 16835, 17794, 18655, 19240, 19721, 21238, 21320, 22568, 22940, 25420, 26936, 28210, 29822, 29848, 30340, 32116, 33046, 33670, 35588, 37310, 39442, 40145, 42476, 44485, 45880, 47027, 50840, 53095, 56420, 59644, 60680, 64232, 66092, 67340, 71176, 74555, 74620, 78884, 80290, 82615, 84952, 88970, 94054, 98605, 104377, 106190, 112840, 115661, 119288, 132184, 134680, 138047, 149110, 149240, 157768, 160580, 165230, 177940, 188108, 197210, 208754, 212380, 231322, 235135, 276094, 298220, 321160, 329189, 330460, 355880, 376216, 394420, 417508, 424760, 462644, 470270, 521885, 552188, 578305, 596440, 611351, 658378, 660920, 690235, 788840, 835016, 925288, 940540, 1043770, 1104376, 1156610, 1222702, 1316756, 1380470, 1645945, 1881080, 2087540, 2313220, 2445404, 2633512, 2760940, 3056755, 3291890, 4175080, 4279457, 4626440, 4890808, 5521880, 6113510, 6583780, 8558914, 12227020, 13167560, 17117828, 21397285, 24454040, 34235656, 42794570, 85589140, 171178280]

約数ペア:

[(1, 171178280), (2, 85589140), (4, 42794570), (5, 34235656), (7, 24454040), (8, 21397285), (10, 17117828), (13, 13167560), (14, 12227020), (20, 8558914), (26, 6583780), (28, 6113510), (31, 5521880), (35, 4890808), (37, 4626440), (40, 4279457), (41, 4175080), (52, 3291890), (56, 3056755), (62, 2760940), (65, 2633512), (70, 2445404), (74, 2313220), (82, 2087540), (91, 1881080), (104, 1645945), (124, 1380470), (130, 1316756), (140, 1222702), (148, 1156610), (155, 1104376), (164, 1043770), (182, 940540), (185, 925288), (205, 835016), (217, 788840), (248, 690235), (259, 660920), (260, 658378), (280, 611351), (287, 596440), (296, 578305), (310, 552188), (328, 521885), (364, 470270), (370, 462644), (403, 424760), (410, 417508), (434, 394420), (455, 376216), (481, 355880), (518, 330460), (520, 329189), (533, 321160), (574, 298220), (620, 276094), (728, 235135), (740, 231322), (806, 212380), (820, 208754), (868, 197210), (910, 188108), (962, 177940), (1036, 165230), (1066, 160580), (1085, 157768), (1147, 149240), (1148, 149110), (1240, 138047), (1271, 134680), (1295, 132184), (1435, 119288), (1480, 115661), (1517, 112840), (1612, 106190), (1640, 104377), (1736, 98605), (1820, 94054), (1924, 88970), (2015, 84952), (2072, 82615), (2132, 80290), (2170, 78884), (2294, 74620), (2296, 74555), (2405, 71176), (2542, 67340), (2590, 66092), (2665, 64232), (2821, 60680), (2870, 59644), (3034, 56420), (3224, 53095), (3367, 50840), (3640, 47027), (3731, 45880), (3848, 44485), (4030, 42476), (4264, 40145), (4340, 39442), (4588, 37310), (4810, 35588), (5084, 33670), (5180, 33046), (5330, 32116), (5642, 30340), (5735, 29848), (5740, 29822), (6068, 28210), (6355, 26936), (6734, 25420), (7462, 22940), (7585, 22568), (8029, 21320), (8060, 21238), (8680, 19721), (8897, 19240), (9176, 18655), (9620, 17794), (10168, 16835), (10360, 16523), (10619, 16120), (10660, 16058), (11284, 15170), (11470, 14924), (11480, 14911), (12136, 14105), (12710, 13468)]