188989920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{18749}}^1$

素因数の和:18777

約数の個数: 144

約数和(自身を含む): 737100000

約数和(自身を除く): 548110080

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, 18749, 37498, 56247, 74996, 93745, 112494, 131243, 149992, 168741, 187490, 224988, 262486, 281235, 299984, 337482, 374980, 393729, 449976, 524972, 562470, 599968, 656215, 674964, 749960, 787458, 843705, 899952, 1049944, 1124940, 1181187, 1312430, 1349928, 1499920, 1574916, 1687410, 1799904, 1968645, 2099888, 2249880, 2362374, 2624860, 2699856, 2999840, 3149832, 3374820, 3937290, 4199776, 4499760, 4724748, 5249720, 5399712, 5905935, 6299664, 6749640, 7874580, 8999520, 9449496, 10499440, 11811870, 12599328, 13499280, 15749160, 18898992, 20998880, 23623740, 26998560, 31498320, 37797984, 47247480, 62996640, 94494960, 188989920]

約数ペア:

[(1, 188989920), (2, 94494960), (3, 62996640), (4, 47247480), (5, 37797984), (6, 31498320), (7, 26998560), (8, 23623740), (9, 20998880), (10, 18898992), (12, 15749160), (14, 13499280), (15, 12599328), (16, 11811870), (18, 10499440), (20, 9449496), (21, 8999520), (24, 7874580), (28, 6749640), (30, 6299664), (32, 5905935), (35, 5399712), (36, 5249720), (40, 4724748), (42, 4499760), (45, 4199776), (48, 3937290), (56, 3374820), (60, 3149832), (63, 2999840), (70, 2699856), (72, 2624860), (80, 2362374), (84, 2249880), (90, 2099888), (96, 1968645), (105, 1799904), (112, 1687410), (120, 1574916), (126, 1499920), (140, 1349928), (144, 1312430), (160, 1181187), (168, 1124940), (180, 1049944), (210, 899952), (224, 843705), (240, 787458), (252, 749960), (280, 674964), (288, 656215), (315, 599968), (336, 562470), (360, 524972), (420, 449976), (480, 393729), (504, 374980), (560, 337482), (630, 299984), (672, 281235), (720, 262486), (840, 224988), (1008, 187490), (1120, 168741), (1260, 149992), (1440, 131243), (1680, 112494), (2016, 93745), (2520, 74996), (3360, 56247), (5040, 37498), (10080, 18749)]