138454920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{283}}^1$

素因数の和:457

約数の個数: 160

約数和(自身を含む): 470099520

約数和(自身を除く): 331644600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 151, 162, 180, 216, 270, 283, 302, 324, 360, 405, 453, 540, 566, 604, 648, 755, 810, 849, 906, 1080, 1132, 1208, 1359, 1415, 1510, 1620, 1698, 1812, 2264, 2265, 2547, 2718, 2830, 3020, 3240, 3396, 3624, 4077, 4245, 4530, 5094, 5436, 5660, 6040, 6792, 6795, 7641, 8154, 8490, 9060, 10188, 10872, 11320, 12231, 12735, 13590, 15282, 16308, 16980, 18120, 20376, 20385, 22923, 24462, 25470, 27180, 30564, 32616, 33960, 38205, 40770, 42733, 45846, 48924, 50940, 54360, 61128, 61155, 76410, 81540, 85466, 91692, 97848, 101880, 114615, 122310, 128199, 152820, 163080, 170932, 183384, 213665, 229230, 244620, 256398, 305640, 341864, 384597, 427330, 458460, 489240, 512796, 640995, 769194, 854660, 916920, 1025592, 1153791, 1281990, 1538388, 1709320, 1922985, 2307582, 2563980, 3076776, 3461373, 3845970, 4615164, 5127960, 5768955, 6922746, 7691940, 9230328, 11537910, 13845492, 15383880, 17306865, 23075820, 27690984, 34613730, 46151640, 69227460, 138454920]

約数ペア:

[(1, 138454920), (2, 69227460), (3, 46151640), (4, 34613730), (5, 27690984), (6, 23075820), (8, 17306865), (9, 15383880), (10, 13845492), (12, 11537910), (15, 9230328), (18, 7691940), (20, 6922746), (24, 5768955), (27, 5127960), (30, 4615164), (36, 3845970), (40, 3461373), (45, 3076776), (54, 2563980), (60, 2307582), (72, 1922985), (81, 1709320), (90, 1538388), (108, 1281990), (120, 1153791), (135, 1025592), (151, 916920), (162, 854660), (180, 769194), (216, 640995), (270, 512796), (283, 489240), (302, 458460), (324, 427330), (360, 384597), (405, 341864), (453, 305640), (540, 256398), (566, 244620), (604, 229230), (648, 213665), (755, 183384), (810, 170932), (849, 163080), (906, 152820), (1080, 128199), (1132, 122310), (1208, 114615), (1359, 101880), (1415, 97848), (1510, 91692), (1620, 85466), (1698, 81540), (1812, 76410), (2264, 61155), (2265, 61128), (2547, 54360), (2718, 50940), (2830, 48924), (3020, 45846), (3240, 42733), (3396, 40770), (3624, 38205), (4077, 33960), (4245, 32616), (4530, 30564), (5094, 27180), (5436, 25470), (5660, 24462), (6040, 22923), (6792, 20385), (6795, 20376), (7641, 18120), (8154, 16980), (8490, 16308), (9060, 15282), (10188, 13590), (10872, 12735), (11320, 12231)]