172497640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:240

約数の個数: 192

約数和(自身を含む): 496419840

約数和(自身を除く): 323922200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 31, 34, 35, 40, 49, 56, 62, 68, 70, 85, 98, 119, 124, 136, 140, 155, 167, 170, 196, 217, 238, 245, 248, 280, 310, 334, 340, 392, 434, 476, 490, 527, 595, 620, 668, 680, 833, 835, 868, 952, 980, 1054, 1085, 1169, 1190, 1240, 1336, 1519, 1666, 1670, 1736, 1960, 2108, 2170, 2338, 2380, 2635, 2839, 3038, 3332, 3340, 3689, 4165, 4216, 4340, 4676, 4760, 5177, 5270, 5678, 5845, 6076, 6664, 6680, 7378, 7595, 8183, 8330, 8680, 9352, 10354, 10540, 11356, 11690, 12152, 14195, 14756, 15190, 16366, 16660, 18445, 19873, 20708, 21080, 22712, 23380, 25823, 25885, 28390, 29512, 30380, 32732, 33320, 36239, 36890, 39746, 40915, 41416, 46760, 51646, 51770, 56780, 60760, 65464, 72478, 73780, 79492, 81830, 88009, 99365, 103292, 103540, 113560, 129115, 139111, 144956, 147560, 158984, 163660, 176018, 181195, 198730, 206584, 207080, 253673, 258230, 278222, 289912, 327320, 352036, 362390, 397460, 440045, 507346, 516460, 556444, 616063, 695555, 704072, 724780, 794920, 880090, 1014692, 1032920, 1112888, 1232126, 1268365, 1391110, 1449560, 1760180, 2029384, 2464252, 2536730, 2782220, 3080315, 3520360, 4312441, 4928504, 5073460, 5564440, 6160630, 8624882, 10146920, 12321260, 17249764, 21562205, 24642520, 34499528, 43124410, 86248820, 172497640]

約数ペア:

[(1, 172497640), (2, 86248820), (4, 43124410), (5, 34499528), (7, 24642520), (8, 21562205), (10, 17249764), (14, 12321260), (17, 10146920), (20, 8624882), (28, 6160630), (31, 5564440), (34, 5073460), (35, 4928504), (40, 4312441), (49, 3520360), (56, 3080315), (62, 2782220), (68, 2536730), (70, 2464252), (85, 2029384), (98, 1760180), (119, 1449560), (124, 1391110), (136, 1268365), (140, 1232126), (155, 1112888), (167, 1032920), (170, 1014692), (196, 880090), (217, 794920), (238, 724780), (245, 704072), (248, 695555), (280, 616063), (310, 556444), (334, 516460), (340, 507346), (392, 440045), (434, 397460), (476, 362390), (490, 352036), (527, 327320), (595, 289912), (620, 278222), (668, 258230), (680, 253673), (833, 207080), (835, 206584), (868, 198730), (952, 181195), (980, 176018), (1054, 163660), (1085, 158984), (1169, 147560), (1190, 144956), (1240, 139111), (1336, 129115), (1519, 113560), (1666, 103540), (1670, 103292), (1736, 99365), (1960, 88009), (2108, 81830), (2170, 79492), (2338, 73780), (2380, 72478), (2635, 65464), (2839, 60760), (3038, 56780), (3332, 51770), (3340, 51646), (3689, 46760), (4165, 41416), (4216, 40915), (4340, 39746), (4676, 36890), (4760, 36239), (5177, 33320), (5270, 32732), (5678, 30380), (5845, 29512), (6076, 28390), (6664, 25885), (6680, 25823), (7378, 23380), (7595, 22712), (8183, 21080), (8330, 20708), (8680, 19873), (9352, 18445), (10354, 16660), (10540, 16366), (11356, 15190), (11690, 14756), (12152, 14195)]