61988220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:102

約数の個数: 288

約数和(自身を含む): 237834240

約数和(自身を除く): 175846020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 27, 28, 30, 31, 35, 36, 42, 45, 46, 54, 60, 62, 63, 69, 70, 84, 90, 92, 93, 105, 108, 115, 124, 126, 135, 138, 140, 155, 161, 180, 186, 189, 207, 210, 217, 230, 252, 270, 276, 279, 310, 315, 322, 345, 372, 378, 414, 420, 434, 460, 465, 483, 529, 540, 558, 620, 621, 630, 644, 651, 690, 713, 756, 805, 828, 837, 868, 930, 945, 966, 1035, 1058, 1085, 1116, 1242, 1260, 1302, 1380, 1395, 1426, 1449, 1587, 1610, 1674, 1860, 1890, 1932, 1953, 2070, 2116, 2139, 2170, 2415, 2484, 2604, 2645, 2790, 2852, 2898, 3105, 3174, 3220, 3255, 3348, 3565, 3703, 3780, 3906, 4140, 4185, 4278, 4340, 4347, 4761, 4830, 4991, 5290, 5580, 5796, 5859, 6210, 6348, 6417, 6510, 7130, 7245, 7406, 7812, 7935, 8370, 8556, 8694, 9522, 9660, 9765, 9982, 10580, 10695, 11109, 11718, 12420, 12834, 13020, 14260, 14283, 14490, 14812, 14973, 15870, 16399, 16740, 17388, 18515, 19044, 19251, 19530, 19964, 21390, 21735, 22218, 23436, 23805, 24955, 25668, 28566, 28980, 29295, 29946, 31740, 32085, 32798, 33327, 37030, 38502, 39060, 42780, 43470, 44436, 44919, 47610, 49197, 49910, 55545, 57132, 58590, 59892, 64170, 65596, 66654, 71415, 74060, 74865, 77004, 81995, 86940, 89838, 95220, 96255, 98394, 99820, 99981, 111090, 114793, 117180, 128340, 133308, 134757, 142830, 147591, 149730, 163990, 166635, 179676, 192510, 196788, 199962, 222180, 224595, 229586, 245985, 269514, 285660, 295182, 299460, 327980, 333270, 344379, 385020, 399924, 442773, 449190, 459172, 491970, 499905, 539028, 573965, 590364, 666540, 673785, 688758, 737955, 885546, 898380, 983940, 999810, 1033137, 1147930, 1347570, 1377516, 1475910, 1721895, 1771092, 1999620, 2066274, 2213865, 2295860, 2695140, 2951820, 3099411, 3443790, 4132548, 4427730, 5165685, 6198822, 6887580, 8855460, 10331370, 12397644, 15497055, 20662740, 30994110, 61988220]

約数ペア:

[(1, 61988220), (2, 30994110), (3, 20662740), (4, 15497055), (5, 12397644), (6, 10331370), (7, 8855460), (9, 6887580), (10, 6198822), (12, 5165685), (14, 4427730), (15, 4132548), (18, 3443790), (20, 3099411), (21, 2951820), (23, 2695140), (27, 2295860), (28, 2213865), (30, 2066274), (31, 1999620), (35, 1771092), (36, 1721895), (42, 1475910), (45, 1377516), (46, 1347570), (54, 1147930), (60, 1033137), (62, 999810), (63, 983940), (69, 898380), (70, 885546), (84, 737955), (90, 688758), (92, 673785), (93, 666540), (105, 590364), (108, 573965), (115, 539028), (124, 499905), (126, 491970), (135, 459172), (138, 449190), (140, 442773), (155, 399924), (161, 385020), (180, 344379), (186, 333270), (189, 327980), (207, 299460), (210, 295182), (217, 285660), (230, 269514), (252, 245985), (270, 229586), (276, 224595), (279, 222180), (310, 199962), (315, 196788), (322, 192510), (345, 179676), (372, 166635), (378, 163990), (414, 149730), (420, 147591), (434, 142830), (460, 134757), (465, 133308), (483, 128340), (529, 117180), (540, 114793), (558, 111090), (620, 99981), (621, 99820), (630, 98394), (644, 96255), (651, 95220), (690, 89838), (713, 86940), (756, 81995), (805, 77004), (828, 74865), (837, 74060), (868, 71415), (930, 66654), (945, 65596), (966, 64170), (1035, 59892), (1058, 58590), (1085, 57132), (1116, 55545), (1242, 49910), (1260, 49197), (1302, 47610), (1380, 44919), (1395, 44436), (1426, 43470), (1449, 42780), (1587, 39060), (1610, 38502), (1674, 37030), (1860, 33327), (1890, 32798), (1932, 32085), (1953, 31740), (2070, 29946), (2116, 29295), (2139, 28980), (2170, 28566), (2415, 25668), (2484, 24955), (2604, 23805), (2645, 23436), (2790, 22218), (2852, 21735), (2898, 21390), (3105, 19964), (3174, 19530), (3220, 19251), (3255, 19044), (3348, 18515), (3565, 17388), (3703, 16740), (3780, 16399), (3906, 15870), (4140, 14973), (4185, 14812), (4278, 14490), (4340, 14283), (4347, 14260), (4761, 13020), (4830, 12834), (4991, 12420), (5290, 11718), (5580, 11109), (5796, 10695), (5859, 10580), (6210, 9982), (6348, 9765), (6417, 9660), (6510, 9522), (7130, 8694), (7245, 8556), (7406, 8370), (7812, 7935)]