217442680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:150

約数の個数: 256

約数和(自身を含む): 650280960

約数和(自身を除く): 432838280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 41, 47, 52, 56, 62, 65, 70, 82, 91, 94, 104, 124, 130, 140, 155, 164, 182, 188, 205, 217, 235, 248, 260, 280, 287, 310, 328, 329, 364, 376, 403, 410, 434, 455, 470, 520, 533, 574, 611, 620, 658, 728, 806, 820, 868, 910, 940, 1066, 1085, 1148, 1222, 1240, 1271, 1316, 1435, 1457, 1612, 1640, 1645, 1736, 1820, 1880, 1927, 2015, 2132, 2170, 2296, 2444, 2542, 2632, 2665, 2821, 2870, 2914, 3055, 3224, 3290, 3640, 3731, 3854, 4030, 4264, 4277, 4340, 4888, 5084, 5330, 5642, 5740, 5828, 6110, 6355, 6580, 7285, 7462, 7708, 8060, 8554, 8680, 8897, 9635, 10168, 10199, 10660, 11284, 11480, 11656, 12220, 12710, 13160, 13489, 14105, 14570, 14924, 15416, 16120, 16523, 17108, 17794, 18655, 18941, 19270, 20398, 21320, 21385, 22568, 24440, 25051, 25420, 26978, 28210, 29140, 29848, 33046, 34216, 35588, 37310, 37882, 38540, 40796, 42770, 44485, 50102, 50840, 50995, 53956, 56420, 58280, 59737, 66092, 67445, 71176, 74620, 75764, 77080, 81592, 82615, 85540, 88970, 94705, 100204, 101990, 107912, 112840, 115661, 119474, 125255, 132184, 132587, 134890, 149240, 151528, 165230, 171080, 175357, 177940, 189410, 200408, 203980, 231322, 238948, 250510, 265174, 269780, 298685, 330460, 350714, 355880, 378820, 407960, 418159, 462644, 477896, 501020, 530348, 539560, 578305, 597370, 660920, 662935, 701428, 757640, 776581, 836318, 876785, 925288, 1002040, 1060696, 1156610, 1194740, 1325870, 1402856, 1553162, 1672636, 1753570, 2090795, 2313220, 2389480, 2651740, 3106324, 3345272, 3507140, 3882905, 4181590, 4626440, 5303480, 5436067, 6212648, 7014280, 7765810, 8363180, 10872134, 15531620, 16726360, 21744268, 27180335, 31063240, 43488536, 54360670, 108721340, 217442680]

約数ペア:

[(1, 217442680), (2, 108721340), (4, 54360670), (5, 43488536), (7, 31063240), (8, 27180335), (10, 21744268), (13, 16726360), (14, 15531620), (20, 10872134), (26, 8363180), (28, 7765810), (31, 7014280), (35, 6212648), (40, 5436067), (41, 5303480), (47, 4626440), (52, 4181590), (56, 3882905), (62, 3507140), (65, 3345272), (70, 3106324), (82, 2651740), (91, 2389480), (94, 2313220), (104, 2090795), (124, 1753570), (130, 1672636), (140, 1553162), (155, 1402856), (164, 1325870), (182, 1194740), (188, 1156610), (205, 1060696), (217, 1002040), (235, 925288), (248, 876785), (260, 836318), (280, 776581), (287, 757640), (310, 701428), (328, 662935), (329, 660920), (364, 597370), (376, 578305), (403, 539560), (410, 530348), (434, 501020), (455, 477896), (470, 462644), (520, 418159), (533, 407960), (574, 378820), (611, 355880), (620, 350714), (658, 330460), (728, 298685), (806, 269780), (820, 265174), (868, 250510), (910, 238948), (940, 231322), (1066, 203980), (1085, 200408), (1148, 189410), (1222, 177940), (1240, 175357), (1271, 171080), (1316, 165230), (1435, 151528), (1457, 149240), (1612, 134890), (1640, 132587), (1645, 132184), (1736, 125255), (1820, 119474), (1880, 115661), (1927, 112840), (2015, 107912), (2132, 101990), (2170, 100204), (2296, 94705), (2444, 88970), (2542, 85540), (2632, 82615), (2665, 81592), (2821, 77080), (2870, 75764), (2914, 74620), (3055, 71176), (3224, 67445), (3290, 66092), (3640, 59737), (3731, 58280), (3854, 56420), (4030, 53956), (4264, 50995), (4277, 50840), (4340, 50102), (4888, 44485), (5084, 42770), (5330, 40796), (5642, 38540), (5740, 37882), (5828, 37310), (6110, 35588), (6355, 34216), (6580, 33046), (7285, 29848), (7462, 29140), (7708, 28210), (8060, 26978), (8554, 25420), (8680, 25051), (8897, 24440), (9635, 22568), (10168, 21385), (10199, 21320), (10660, 20398), (11284, 19270), (11480, 18941), (11656, 18655), (12220, 17794), (12710, 17108), (13160, 16523), (13489, 16120), (14105, 15416), (14570, 14924)]