128517960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{863}}^1$

素因数の和:967

約数の個数: 128

約数和(自身を含む): 414305280

約数和(自身を除く): 285787320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 73, 85, 102, 120, 136, 146, 170, 204, 219, 255, 292, 340, 365, 408, 438, 510, 584, 680, 730, 863, 876, 1020, 1095, 1241, 1460, 1726, 1752, 2040, 2190, 2482, 2589, 2920, 3452, 3723, 4315, 4380, 4964, 5178, 6205, 6904, 7446, 8630, 8760, 9928, 10356, 12410, 12945, 14671, 14892, 17260, 18615, 20712, 24820, 25890, 29342, 29784, 34520, 37230, 44013, 49640, 51780, 58684, 62999, 73355, 74460, 88026, 103560, 117368, 125998, 146710, 148920, 176052, 188997, 220065, 251996, 293420, 314995, 352104, 377994, 440130, 503992, 586840, 629990, 755988, 880260, 944985, 1070983, 1259980, 1511976, 1760520, 1889970, 2141966, 2519960, 3212949, 3779940, 4283932, 5354915, 6425898, 7559880, 8567864, 10709830, 12851796, 16064745, 21419660, 25703592, 32129490, 42839320, 64258980, 128517960]

約数ペア:

[(1, 128517960), (2, 64258980), (3, 42839320), (4, 32129490), (5, 25703592), (6, 21419660), (8, 16064745), (10, 12851796), (12, 10709830), (15, 8567864), (17, 7559880), (20, 6425898), (24, 5354915), (30, 4283932), (34, 3779940), (40, 3212949), (51, 2519960), (60, 2141966), (68, 1889970), (73, 1760520), (85, 1511976), (102, 1259980), (120, 1070983), (136, 944985), (146, 880260), (170, 755988), (204, 629990), (219, 586840), (255, 503992), (292, 440130), (340, 377994), (365, 352104), (408, 314995), (438, 293420), (510, 251996), (584, 220065), (680, 188997), (730, 176052), (863, 148920), (876, 146710), (1020, 125998), (1095, 117368), (1241, 103560), (1460, 88026), (1726, 74460), (1752, 73355), (2040, 62999), (2190, 58684), (2482, 51780), (2589, 49640), (2920, 44013), (3452, 37230), (3723, 34520), (4315, 29784), (4380, 29342), (4964, 25890), (5178, 24820), (6205, 20712), (6904, 18615), (7446, 17260), (8630, 14892), (8760, 14671), (9928, 12945), (10356, 12410)]