64654380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{97}}^1$

素因数の和:165

約数の個数: 216

約数和(自身を含む): 236719392

約数和(自身を除く): 172065012

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 97, 105, 115, 126, 138, 140, 161, 180, 194, 207, 210, 230, 252, 276, 291, 315, 322, 345, 388, 414, 420, 460, 483, 485, 529, 582, 630, 644, 679, 690, 805, 828, 873, 966, 970, 1035, 1058, 1164, 1260, 1358, 1380, 1449, 1455, 1587, 1610, 1746, 1932, 1940, 2037, 2070, 2116, 2231, 2415, 2645, 2716, 2898, 2910, 3174, 3220, 3395, 3492, 3703, 4074, 4140, 4365, 4462, 4761, 4830, 5290, 5796, 5820, 6111, 6348, 6693, 6790, 7245, 7406, 7935, 8148, 8730, 8924, 9522, 9660, 10185, 10580, 11109, 11155, 12222, 13386, 13580, 14490, 14812, 15617, 15870, 17460, 18515, 19044, 20079, 20370, 22218, 22310, 23805, 24444, 26772, 28980, 30555, 31234, 31740, 33327, 33465, 37030, 40158, 40740, 44436, 44620, 46851, 47610, 51313, 55545, 61110, 62468, 66654, 66930, 74060, 78085, 80316, 93702, 95220, 100395, 102626, 111090, 122220, 133308, 133860, 140553, 153939, 156170, 166635, 187404, 200790, 205252, 222180, 234255, 256565, 281106, 307878, 312340, 333270, 359191, 401580, 461817, 468510, 513130, 562212, 615756, 666540, 702765, 718382, 769695, 923634, 937020, 1026260, 1077573, 1405530, 1436764, 1539390, 1795955, 1847268, 2155146, 2309085, 2811060, 3078780, 3232719, 3591910, 4310292, 4618170, 5387865, 6465438, 7183820, 9236340, 10775730, 12930876, 16163595, 21551460, 32327190, 64654380]

約数ペア:

[(1, 64654380), (2, 32327190), (3, 21551460), (4, 16163595), (5, 12930876), (6, 10775730), (7, 9236340), (9, 7183820), (10, 6465438), (12, 5387865), (14, 4618170), (15, 4310292), (18, 3591910), (20, 3232719), (21, 3078780), (23, 2811060), (28, 2309085), (30, 2155146), (35, 1847268), (36, 1795955), (42, 1539390), (45, 1436764), (46, 1405530), (60, 1077573), (63, 1026260), (69, 937020), (70, 923634), (84, 769695), (90, 718382), (92, 702765), (97, 666540), (105, 615756), (115, 562212), (126, 513130), (138, 468510), (140, 461817), (161, 401580), (180, 359191), (194, 333270), (207, 312340), (210, 307878), (230, 281106), (252, 256565), (276, 234255), (291, 222180), (315, 205252), (322, 200790), (345, 187404), (388, 166635), (414, 156170), (420, 153939), (460, 140553), (483, 133860), (485, 133308), (529, 122220), (582, 111090), (630, 102626), (644, 100395), (679, 95220), (690, 93702), (805, 80316), (828, 78085), (873, 74060), (966, 66930), (970, 66654), (1035, 62468), (1058, 61110), (1164, 55545), (1260, 51313), (1358, 47610), (1380, 46851), (1449, 44620), (1455, 44436), (1587, 40740), (1610, 40158), (1746, 37030), (1932, 33465), (1940, 33327), (2037, 31740), (2070, 31234), (2116, 30555), (2231, 28980), (2415, 26772), (2645, 24444), (2716, 23805), (2898, 22310), (2910, 22218), (3174, 20370), (3220, 20079), (3395, 19044), (3492, 18515), (3703, 17460), (4074, 15870), (4140, 15617), (4365, 14812), (4462, 14490), (4761, 13580), (4830, 13386), (5290, 12222), (5796, 11155), (5820, 11109), (6111, 10580), (6348, 10185), (6693, 9660), (6790, 9522), (7245, 8924), (7406, 8730), (7935, 8148)]