407607720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:340

約数の個数: 192

約数和(自身を含む): 1343952000

約数和(自身を除く): 936344280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 101, 104, 120, 130, 156, 169, 195, 199, 202, 260, 303, 312, 338, 390, 398, 404, 505, 507, 520, 597, 606, 676, 780, 796, 808, 845, 995, 1010, 1014, 1194, 1212, 1313, 1352, 1515, 1560, 1592, 1690, 1990, 2020, 2028, 2388, 2424, 2535, 2587, 2626, 2985, 3030, 3380, 3939, 3980, 4040, 4056, 4776, 5070, 5174, 5252, 5970, 6060, 6565, 6760, 7761, 7878, 7960, 10140, 10348, 10504, 11940, 12120, 12935, 13130, 15522, 15756, 17069, 19695, 20099, 20280, 20696, 23880, 25870, 26260, 31044, 31512, 33631, 34138, 38805, 39390, 40198, 51207, 51740, 52520, 60297, 62088, 67262, 68276, 77610, 78780, 80396, 85345, 100495, 100893, 102414, 103480, 120594, 134524, 136552, 155220, 157560, 160792, 168155, 170690, 200990, 201786, 204828, 241188, 256035, 261287, 269048, 301485, 310440, 336310, 341380, 401980, 403572, 409656, 482376, 504465, 512070, 522574, 602970, 672620, 682760, 783861, 803960, 807144, 1008930, 1024140, 1045148, 1205940, 1306435, 1345240, 1567722, 2017860, 2048280, 2090296, 2411880, 2612870, 3135444, 3396731, 3919305, 4035720, 5225740, 6270888, 6793462, 7838610, 10190193, 10451480, 13586924, 15677220, 16983655, 20380386, 27173848, 31354440, 33967310, 40760772, 50950965, 67934620, 81521544, 101901930, 135869240, 203803860, 407607720]

約数ペア:

[(1, 407607720), (2, 203803860), (3, 135869240), (4, 101901930), (5, 81521544), (6, 67934620), (8, 50950965), (10, 40760772), (12, 33967310), (13, 31354440), (15, 27173848), (20, 20380386), (24, 16983655), (26, 15677220), (30, 13586924), (39, 10451480), (40, 10190193), (52, 7838610), (60, 6793462), (65, 6270888), (78, 5225740), (101, 4035720), (104, 3919305), (120, 3396731), (130, 3135444), (156, 2612870), (169, 2411880), (195, 2090296), (199, 2048280), (202, 2017860), (260, 1567722), (303, 1345240), (312, 1306435), (338, 1205940), (390, 1045148), (398, 1024140), (404, 1008930), (505, 807144), (507, 803960), (520, 783861), (597, 682760), (606, 672620), (676, 602970), (780, 522574), (796, 512070), (808, 504465), (845, 482376), (995, 409656), (1010, 403572), (1014, 401980), (1194, 341380), (1212, 336310), (1313, 310440), (1352, 301485), (1515, 269048), (1560, 261287), (1592, 256035), (1690, 241188), (1990, 204828), (2020, 201786), (2028, 200990), (2388, 170690), (2424, 168155), (2535, 160792), (2587, 157560), (2626, 155220), (2985, 136552), (3030, 134524), (3380, 120594), (3939, 103480), (3980, 102414), (4040, 100893), (4056, 100495), (4776, 85345), (5070, 80396), (5174, 78780), (5252, 77610), (5970, 68276), (6060, 67262), (6565, 62088), (6760, 60297), (7761, 52520), (7878, 51740), (7960, 51207), (10140, 40198), (10348, 39390), (10504, 38805), (11940, 34138), (12120, 33631), (12935, 31512), (13130, 31044), (15522, 26260), (15756, 25870), (17069, 23880), (19695, 20696), (20099, 20280)]