261155040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:265

約数の個数: 192

約数和(自身を含む): 853493760

約数和(自身を除く): 592338720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 71, 79, 80, 96, 97, 120, 142, 158, 160, 194, 213, 237, 240, 284, 291, 316, 355, 388, 395, 426, 474, 480, 485, 568, 582, 632, 710, 776, 790, 852, 948, 970, 1065, 1136, 1164, 1185, 1264, 1420, 1455, 1552, 1580, 1704, 1896, 1940, 2130, 2272, 2328, 2370, 2528, 2840, 2910, 3104, 3160, 3408, 3792, 3880, 4260, 4656, 4740, 5609, 5680, 5820, 6320, 6816, 6887, 7584, 7663, 7760, 8520, 9312, 9480, 11218, 11360, 11640, 12640, 13774, 15326, 15520, 16827, 17040, 18960, 20661, 22436, 22989, 23280, 27548, 28045, 30652, 33654, 34080, 34435, 37920, 38315, 41322, 44872, 45978, 46560, 55096, 56090, 61304, 67308, 68870, 76630, 82644, 84135, 89744, 91956, 103305, 110192, 112180, 114945, 122608, 134616, 137740, 153260, 165288, 168270, 179488, 183912, 206610, 220384, 224360, 229890, 245216, 269232, 275480, 306520, 330576, 336540, 367824, 413220, 448720, 459780, 538464, 544073, 550960, 613040, 661152, 673080, 735648, 826440, 897440, 919560, 1088146, 1101920, 1226080, 1346160, 1632219, 1652880, 1839120, 2176292, 2692320, 2720365, 3264438, 3305760, 3678240, 4352584, 5440730, 6528876, 8161095, 8705168, 10881460, 13057752, 16322190, 17410336, 21762920, 26115504, 32644380, 43525840, 52231008, 65288760, 87051680, 130577520, 261155040]

約数ペア:

[(1, 261155040), (2, 130577520), (3, 87051680), (4, 65288760), (5, 52231008), (6, 43525840), (8, 32644380), (10, 26115504), (12, 21762920), (15, 17410336), (16, 16322190), (20, 13057752), (24, 10881460), (30, 8705168), (32, 8161095), (40, 6528876), (48, 5440730), (60, 4352584), (71, 3678240), (79, 3305760), (80, 3264438), (96, 2720365), (97, 2692320), (120, 2176292), (142, 1839120), (158, 1652880), (160, 1632219), (194, 1346160), (213, 1226080), (237, 1101920), (240, 1088146), (284, 919560), (291, 897440), (316, 826440), (355, 735648), (388, 673080), (395, 661152), (426, 613040), (474, 550960), (480, 544073), (485, 538464), (568, 459780), (582, 448720), (632, 413220), (710, 367824), (776, 336540), (790, 330576), (852, 306520), (948, 275480), (970, 269232), (1065, 245216), (1136, 229890), (1164, 224360), (1185, 220384), (1264, 206610), (1420, 183912), (1455, 179488), (1552, 168270), (1580, 165288), (1704, 153260), (1896, 137740), (1940, 134616), (2130, 122608), (2272, 114945), (2328, 112180), (2370, 110192), (2528, 103305), (2840, 91956), (2910, 89744), (3104, 84135), (3160, 82644), (3408, 76630), (3792, 68870), (3880, 67308), (4260, 61304), (4656, 56090), (4740, 55096), (5609, 46560), (5680, 45978), (5820, 44872), (6320, 41322), (6816, 38315), (6887, 37920), (7584, 34435), (7663, 34080), (7760, 33654), (8520, 30652), (9312, 28045), (9480, 27548), (11218, 23280), (11360, 22989), (11640, 22436), (12640, 20661), (13774, 18960), (15326, 17040), (15520, 16827)]