314989920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31249}}^1$

素因数の和:31277

約数の個数: 144

約数和(自身を含む): 1228500000

約数和(自身を除く): 913510080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 31249, 62498, 93747, 124996, 156245, 187494, 218743, 249992, 281241, 312490, 374988, 437486, 468735, 499984, 562482, 624980, 656229, 749976, 874972, 937470, 999968, 1093715, 1124964, 1249960, 1312458, 1406205, 1499952, 1749944, 1874940, 1968687, 2187430, 2249928, 2499920, 2624916, 2812410, 2999904, 3281145, 3499888, 3749880, 3937374, 4374860, 4499856, 4999840, 5249832, 5624820, 6562290, 6999776, 7499760, 7874748, 8749720, 8999712, 9843435, 10499664, 11249640, 13124580, 14999520, 15749496, 17499440, 19686870, 20999328, 22499280, 26249160, 31498992, 34998880, 39373740, 44998560, 52498320, 62997984, 78747480, 104996640, 157494960, 314989920]

約数ペア:

[(1, 314989920), (2, 157494960), (3, 104996640), (4, 78747480), (5, 62997984), (6, 52498320), (7, 44998560), (8, 39373740), (9, 34998880), (10, 31498992), (12, 26249160), (14, 22499280), (15, 20999328), (16, 19686870), (18, 17499440), (20, 15749496), (21, 14999520), (24, 13124580), (28, 11249640), (30, 10499664), (32, 9843435), (35, 8999712), (36, 8749720), (40, 7874748), (42, 7499760), (45, 6999776), (48, 6562290), (56, 5624820), (60, 5249832), (63, 4999840), (70, 4499856), (72, 4374860), (80, 3937374), (84, 3749880), (90, 3499888), (96, 3281145), (105, 2999904), (112, 2812410), (120, 2624916), (126, 2499920), (140, 2249928), (144, 2187430), (160, 1968687), (168, 1874940), (180, 1749944), (210, 1499952), (224, 1406205), (240, 1312458), (252, 1249960), (280, 1124964), (288, 1093715), (315, 999968), (336, 937470), (360, 874972), (420, 749976), (480, 656229), (504, 624980), (560, 562482), (630, 499984), (672, 468735), (720, 437486), (840, 374988), (1008, 312490), (1120, 281241), (1260, 249992), (1440, 218743), (1680, 187494), (2016, 156245), (2520, 124996), (3360, 93747), (5040, 62498), (10080, 31249)]