118142520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2057

約数の個数: 128

約数和(自身を含む): 388411200

約数和(自身を除く): 270268680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 29, 30, 34, 40, 51, 58, 60, 68, 85, 87, 102, 116, 120, 136, 145, 170, 174, 204, 232, 255, 290, 340, 348, 408, 435, 493, 510, 580, 680, 696, 870, 986, 1020, 1160, 1479, 1740, 1972, 1997, 2040, 2465, 2958, 3480, 3944, 3994, 4930, 5916, 5991, 7395, 7988, 9860, 9985, 11832, 11982, 14790, 15976, 19720, 19970, 23964, 29580, 29955, 33949, 39940, 47928, 57913, 59160, 59910, 67898, 79880, 101847, 115826, 119820, 135796, 169745, 173739, 203694, 231652, 239640, 271592, 289565, 339490, 347478, 407388, 463304, 509235, 579130, 678980, 694956, 814776, 868695, 984521, 1018470, 1158260, 1357960, 1389912, 1737390, 1969042, 2036940, 2316520, 2953563, 3474780, 3938084, 4073880, 4922605, 5907126, 6949560, 7876168, 9845210, 11814252, 14767815, 19690420, 23628504, 29535630, 39380840, 59071260, 118142520]

約数ペア:

[(1, 118142520), (2, 59071260), (3, 39380840), (4, 29535630), (5, 23628504), (6, 19690420), (8, 14767815), (10, 11814252), (12, 9845210), (15, 7876168), (17, 6949560), (20, 5907126), (24, 4922605), (29, 4073880), (30, 3938084), (34, 3474780), (40, 2953563), (51, 2316520), (58, 2036940), (60, 1969042), (68, 1737390), (85, 1389912), (87, 1357960), (102, 1158260), (116, 1018470), (120, 984521), (136, 868695), (145, 814776), (170, 694956), (174, 678980), (204, 579130), (232, 509235), (255, 463304), (290, 407388), (340, 347478), (348, 339490), (408, 289565), (435, 271592), (493, 239640), (510, 231652), (580, 203694), (680, 173739), (696, 169745), (870, 135796), (986, 119820), (1020, 115826), (1160, 101847), (1479, 79880), (1740, 67898), (1972, 59910), (1997, 59160), (2040, 57913), (2465, 47928), (2958, 39940), (3480, 33949), (3944, 29955), (3994, 29580), (4930, 23964), (5916, 19970), (5991, 19720), (7395, 15976), (7988, 14790), (9860, 11982), (9985, 11832)]