138910380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:324

約数の個数: 192

約数和(自身を含む): 470679552

約数和(自身を除く): 331769172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 47, 60, 62, 70, 84, 93, 94, 105, 124, 140, 141, 155, 186, 188, 210, 217, 227, 235, 282, 310, 329, 372, 420, 434, 454, 465, 470, 564, 620, 651, 658, 681, 705, 868, 908, 930, 940, 987, 1085, 1135, 1302, 1316, 1362, 1410, 1457, 1589, 1645, 1860, 1974, 2170, 2270, 2604, 2724, 2820, 2914, 3178, 3255, 3290, 3405, 3948, 4340, 4371, 4540, 4767, 4935, 5828, 6356, 6510, 6580, 6810, 7037, 7285, 7945, 8742, 9534, 9870, 10199, 10669, 13020, 13620, 14074, 14570, 15890, 17484, 19068, 19740, 20398, 21111, 21338, 21855, 23835, 28148, 29140, 30597, 31780, 32007, 35185, 40796, 42222, 42676, 43710, 47670, 49259, 50995, 53345, 61194, 64014, 70370, 74683, 84444, 87420, 95340, 98518, 101990, 105555, 106690, 122388, 128028, 140740, 147777, 149366, 152985, 160035, 197036, 203980, 211110, 213380, 224049, 246295, 295554, 298732, 305970, 320070, 330739, 373415, 422220, 448098, 492590, 591108, 611940, 640140, 661478, 738885, 746830, 896196, 985180, 992217, 1120245, 1322956, 1477770, 1493660, 1653695, 1984434, 2240490, 2315173, 2955540, 3307390, 3968868, 4480980, 4630346, 4961085, 6614780, 6945519, 9260692, 9922170, 11575865, 13891038, 19844340, 23151730, 27782076, 34727595, 46303460, 69455190, 138910380]

約数ペア:

[(1, 138910380), (2, 69455190), (3, 46303460), (4, 34727595), (5, 27782076), (6, 23151730), (7, 19844340), (10, 13891038), (12, 11575865), (14, 9922170), (15, 9260692), (20, 6945519), (21, 6614780), (28, 4961085), (30, 4630346), (31, 4480980), (35, 3968868), (42, 3307390), (47, 2955540), (60, 2315173), (62, 2240490), (70, 1984434), (84, 1653695), (93, 1493660), (94, 1477770), (105, 1322956), (124, 1120245), (140, 992217), (141, 985180), (155, 896196), (186, 746830), (188, 738885), (210, 661478), (217, 640140), (227, 611940), (235, 591108), (282, 492590), (310, 448098), (329, 422220), (372, 373415), (420, 330739), (434, 320070), (454, 305970), (465, 298732), (470, 295554), (564, 246295), (620, 224049), (651, 213380), (658, 211110), (681, 203980), (705, 197036), (868, 160035), (908, 152985), (930, 149366), (940, 147777), (987, 140740), (1085, 128028), (1135, 122388), (1302, 106690), (1316, 105555), (1362, 101990), (1410, 98518), (1457, 95340), (1589, 87420), (1645, 84444), (1860, 74683), (1974, 70370), (2170, 64014), (2270, 61194), (2604, 53345), (2724, 50995), (2820, 49259), (2914, 47670), (3178, 43710), (3255, 42676), (3290, 42222), (3405, 40796), (3948, 35185), (4340, 32007), (4371, 31780), (4540, 30597), (4767, 29140), (4935, 28148), (5828, 23835), (6356, 21855), (6510, 21338), (6580, 21111), (6810, 20398), (7037, 19740), (7285, 19068), (7945, 17484), (8742, 15890), (9534, 14570), (9870, 14074), (10199, 13620), (10669, 13020)]