199796240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:745

約数の個数: 160

約数和(自身を含む): 581105664

約数和(自身を除く): 381309424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 80, 85, 112, 119, 124, 136, 140, 155, 170, 217, 238, 248, 272, 280, 310, 340, 434, 476, 496, 527, 560, 595, 620, 677, 680, 868, 952, 1054, 1085, 1190, 1240, 1354, 1360, 1736, 1904, 2108, 2170, 2380, 2480, 2635, 2708, 3385, 3472, 3689, 4216, 4340, 4739, 4760, 5270, 5416, 6770, 7378, 8432, 8680, 9478, 9520, 10540, 10832, 11509, 13540, 14756, 17360, 18445, 18956, 20987, 21080, 23018, 23695, 27080, 29512, 36890, 37912, 41974, 42160, 46036, 47390, 54160, 57545, 59024, 73780, 75824, 80563, 83948, 92072, 94780, 104935, 115090, 146909, 147560, 161126, 167896, 184144, 189560, 209870, 230180, 293818, 295120, 322252, 335792, 356779, 379120, 402815, 419740, 460360, 587636, 644504, 713558, 734545, 805630, 839480, 920720, 1175272, 1289008, 1427116, 1469090, 1611260, 1678960, 1783895, 2350544, 2497453, 2854232, 2938180, 3222520, 3567790, 4994906, 5708464, 5876360, 6445040, 7135580, 9989812, 11752720, 12487265, 14271160, 19979624, 24974530, 28542320, 39959248, 49949060, 99898120, 199796240]

約数ペア:

[(1, 199796240), (2, 99898120), (4, 49949060), (5, 39959248), (7, 28542320), (8, 24974530), (10, 19979624), (14, 14271160), (16, 12487265), (17, 11752720), (20, 9989812), (28, 7135580), (31, 6445040), (34, 5876360), (35, 5708464), (40, 4994906), (56, 3567790), (62, 3222520), (68, 2938180), (70, 2854232), (80, 2497453), (85, 2350544), (112, 1783895), (119, 1678960), (124, 1611260), (136, 1469090), (140, 1427116), (155, 1289008), (170, 1175272), (217, 920720), (238, 839480), (248, 805630), (272, 734545), (280, 713558), (310, 644504), (340, 587636), (434, 460360), (476, 419740), (496, 402815), (527, 379120), (560, 356779), (595, 335792), (620, 322252), (677, 295120), (680, 293818), (868, 230180), (952, 209870), (1054, 189560), (1085, 184144), (1190, 167896), (1240, 161126), (1354, 147560), (1360, 146909), (1736, 115090), (1904, 104935), (2108, 94780), (2170, 92072), (2380, 83948), (2480, 80563), (2635, 75824), (2708, 73780), (3385, 59024), (3472, 57545), (3689, 54160), (4216, 47390), (4340, 46036), (4739, 42160), (4760, 41974), (5270, 37912), (5416, 36890), (6770, 29512), (7378, 27080), (8432, 23695), (8680, 23018), (9478, 21080), (9520, 20987), (10540, 18956), (10832, 18445), (11509, 17360), (13540, 14756)]