138717960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1283}}^1$

素因数の和:1367

約数の個数: 128

約数和(自身を含む): 449297280

約数和(自身を除く): 310579320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 53, 60, 68, 85, 102, 106, 120, 136, 159, 170, 204, 212, 255, 265, 318, 340, 408, 424, 510, 530, 636, 680, 795, 901, 1020, 1060, 1272, 1283, 1590, 1802, 2040, 2120, 2566, 2703, 3180, 3604, 3849, 4505, 5132, 5406, 6360, 6415, 7208, 7698, 9010, 10264, 10812, 12830, 13515, 15396, 18020, 19245, 21624, 21811, 25660, 27030, 30792, 36040, 38490, 43622, 51320, 54060, 65433, 67999, 76980, 87244, 108120, 109055, 130866, 135998, 153960, 174488, 203997, 218110, 261732, 271996, 327165, 339995, 407994, 436220, 523464, 543992, 654330, 679990, 815988, 872440, 1019985, 1155983, 1308660, 1359980, 1631976, 2039970, 2311966, 2617320, 2719960, 3467949, 4079940, 4623932, 5779915, 6935898, 8159880, 9247864, 11559830, 13871796, 17339745, 23119660, 27743592, 34679490, 46239320, 69358980, 138717960]

約数ペア:

[(1, 138717960), (2, 69358980), (3, 46239320), (4, 34679490), (5, 27743592), (6, 23119660), (8, 17339745), (10, 13871796), (12, 11559830), (15, 9247864), (17, 8159880), (20, 6935898), (24, 5779915), (30, 4623932), (34, 4079940), (40, 3467949), (51, 2719960), (53, 2617320), (60, 2311966), (68, 2039970), (85, 1631976), (102, 1359980), (106, 1308660), (120, 1155983), (136, 1019985), (159, 872440), (170, 815988), (204, 679990), (212, 654330), (255, 543992), (265, 523464), (318, 436220), (340, 407994), (408, 339995), (424, 327165), (510, 271996), (530, 261732), (636, 218110), (680, 203997), (795, 174488), (901, 153960), (1020, 135998), (1060, 130866), (1272, 109055), (1283, 108120), (1590, 87244), (1802, 76980), (2040, 67999), (2120, 65433), (2566, 54060), (2703, 51320), (3180, 43622), (3604, 38490), (3849, 36040), (4505, 30792), (5132, 27030), (5406, 25660), (6360, 21811), (6415, 21624), (7208, 19245), (7698, 18020), (9010, 15396), (10264, 13515), (10812, 12830)]