199941210

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:402

約数の個数: 160

約数和(自身を含む): 620991360

約数和(自身を除く): 421050150

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 179, 189, 197, 210, 270, 315, 358, 378, 394, 405, 537, 567, 591, 630, 810, 895, 945, 985, 1074, 1134, 1182, 1253, 1379, 1611, 1773, 1790, 1890, 1970, 2506, 2685, 2758, 2835, 2955, 3222, 3546, 3759, 4137, 4833, 5319, 5370, 5670, 5910, 6265, 6895, 7518, 8055, 8274, 8865, 9666, 10638, 11277, 12411, 12530, 13790, 14499, 15957, 16110, 17730, 18795, 20685, 22554, 24165, 24822, 26595, 28998, 31914, 33831, 35263, 37233, 37590, 41370, 48330, 53190, 56385, 62055, 67662, 70526, 72495, 74466, 79785, 101493, 105789, 111699, 112770, 124110, 144990, 159570, 169155, 176315, 186165, 202986, 211578, 223398, 246841, 317367, 338310, 352630, 372330, 493682, 507465, 528945, 558495, 634734, 740523, 952101, 1014930, 1057890, 1116990, 1234205, 1481046, 1586835, 1904202, 2221569, 2468410, 2856303, 3173670, 3702615, 4443138, 4760505, 5712606, 6664707, 7405230, 9521010, 11107845, 13329414, 14281515, 19994121, 22215690, 28563030, 33323535, 39988242, 66647070, 99970605, 199941210]

約数ペア:

[(1, 199941210), (2, 99970605), (3, 66647070), (5, 39988242), (6, 33323535), (7, 28563030), (9, 22215690), (10, 19994121), (14, 14281515), (15, 13329414), (18, 11107845), (21, 9521010), (27, 7405230), (30, 6664707), (35, 5712606), (42, 4760505), (45, 4443138), (54, 3702615), (63, 3173670), (70, 2856303), (81, 2468410), (90, 2221569), (105, 1904202), (126, 1586835), (135, 1481046), (162, 1234205), (179, 1116990), (189, 1057890), (197, 1014930), (210, 952101), (270, 740523), (315, 634734), (358, 558495), (378, 528945), (394, 507465), (405, 493682), (537, 372330), (567, 352630), (591, 338310), (630, 317367), (810, 246841), (895, 223398), (945, 211578), (985, 202986), (1074, 186165), (1134, 176315), (1182, 169155), (1253, 159570), (1379, 144990), (1611, 124110), (1773, 112770), (1790, 111699), (1890, 105789), (1970, 101493), (2506, 79785), (2685, 74466), (2758, 72495), (2835, 70526), (2955, 67662), (3222, 62055), (3546, 56385), (3759, 53190), (4137, 48330), (4833, 41370), (5319, 37590), (5370, 37233), (5670, 35263), (5910, 33831), (6265, 31914), (6895, 28998), (7518, 26595), (8055, 24822), (8274, 24165), (8865, 22554), (9666, 20685), (10638, 18795), (11277, 17730), (12411, 16110), (12530, 15957), (13790, 14499)]