245262080

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{883}}^1$

素因数の和:942

約数の個数: 144

約数和(自身を含む): 693848064

約数和(自身を除く): 448585984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 883, 896, 992, 1085, 1120, 1240, 1280, 1736, 1766, 1792, 1984, 2170, 2240, 2480, 3472, 3532, 3968, 4340, 4415, 4480, 4960, 6181, 6944, 7064, 7936, 8680, 8830, 8960, 9920, 12362, 13888, 14128, 17360, 17660, 19840, 24724, 27373, 27776, 28256, 30905, 34720, 35320, 39680, 49448, 54746, 55552, 56512, 61810, 69440, 70640, 98896, 109492, 113024, 123620, 136865, 138880, 141280, 191611, 197792, 218984, 226048, 247240, 273730, 277760, 282560, 383222, 395584, 437968, 494480, 547460, 565120, 766444, 791168, 875936, 958055, 988960, 1094920, 1130240, 1532888, 1582336, 1751872, 1916110, 1977920, 2189840, 3065776, 3503744, 3832220, 3955840, 4379680, 6131552, 7007488, 7664440, 7911680, 8759360, 12263104, 15328880, 17518720, 24526208, 30657760, 35037440, 49052416, 61315520, 122631040, 245262080]

約数ペア:

[(1, 245262080), (2, 122631040), (4, 61315520), (5, 49052416), (7, 35037440), (8, 30657760), (10, 24526208), (14, 17518720), (16, 15328880), (20, 12263104), (28, 8759360), (31, 7911680), (32, 7664440), (35, 7007488), (40, 6131552), (56, 4379680), (62, 3955840), (64, 3832220), (70, 3503744), (80, 3065776), (112, 2189840), (124, 1977920), (128, 1916110), (140, 1751872), (155, 1582336), (160, 1532888), (217, 1130240), (224, 1094920), (248, 988960), (256, 958055), (280, 875936), (310, 791168), (320, 766444), (434, 565120), (448, 547460), (496, 494480), (560, 437968), (620, 395584), (640, 383222), (868, 282560), (883, 277760), (896, 273730), (992, 247240), (1085, 226048), (1120, 218984), (1240, 197792), (1280, 191611), (1736, 141280), (1766, 138880), (1792, 136865), (1984, 123620), (2170, 113024), (2240, 109492), (2480, 98896), (3472, 70640), (3532, 69440), (3968, 61810), (4340, 56512), (4415, 55552), (4480, 54746), (4960, 49448), (6181, 39680), (6944, 35320), (7064, 34720), (7936, 30905), (8680, 28256), (8830, 27776), (8960, 27373), (9920, 24724), (12362, 19840), (13888, 17660), (14128, 17360)]