87388980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:318

約数の個数: 192

約数和(自身を含む): 301916160

約数和(自身を除く): 214527180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 47, 57, 60, 70, 76, 84, 94, 95, 105, 114, 133, 140, 141, 188, 190, 210, 228, 233, 235, 266, 282, 285, 329, 380, 399, 420, 466, 470, 532, 564, 570, 658, 665, 699, 705, 798, 893, 932, 940, 987, 1140, 1165, 1316, 1330, 1398, 1410, 1596, 1631, 1645, 1786, 1974, 1995, 2330, 2660, 2679, 2796, 2820, 3262, 3290, 3495, 3572, 3948, 3990, 4427, 4465, 4660, 4893, 4935, 5358, 6251, 6524, 6580, 6990, 7980, 8155, 8854, 8930, 9786, 9870, 10716, 10951, 12502, 13281, 13395, 13980, 16310, 17708, 17860, 18753, 19572, 19740, 21902, 22135, 24465, 25004, 26562, 26790, 30989, 31255, 32620, 32853, 37506, 43804, 44270, 48930, 53124, 53580, 54755, 61978, 62510, 65706, 66405, 75012, 76657, 88540, 92967, 93765, 97860, 109510, 123956, 125020, 131412, 132810, 153314, 154945, 164265, 185934, 187530, 208069, 219020, 229971, 265620, 306628, 309890, 328530, 371868, 375060, 383285, 416138, 459942, 464835, 619780, 624207, 657060, 766570, 832276, 919884, 929670, 1040345, 1149855, 1248414, 1456483, 1533140, 1859340, 2080690, 2299710, 2496828, 2912966, 3121035, 4161380, 4369449, 4599420, 5825932, 6242070, 7282415, 8738898, 12484140, 14564830, 17477796, 21847245, 29129660, 43694490, 87388980]

約数ペア:

[(1, 87388980), (2, 43694490), (3, 29129660), (4, 21847245), (5, 17477796), (6, 14564830), (7, 12484140), (10, 8738898), (12, 7282415), (14, 6242070), (15, 5825932), (19, 4599420), (20, 4369449), (21, 4161380), (28, 3121035), (30, 2912966), (35, 2496828), (38, 2299710), (42, 2080690), (47, 1859340), (57, 1533140), (60, 1456483), (70, 1248414), (76, 1149855), (84, 1040345), (94, 929670), (95, 919884), (105, 832276), (114, 766570), (133, 657060), (140, 624207), (141, 619780), (188, 464835), (190, 459942), (210, 416138), (228, 383285), (233, 375060), (235, 371868), (266, 328530), (282, 309890), (285, 306628), (329, 265620), (380, 229971), (399, 219020), (420, 208069), (466, 187530), (470, 185934), (532, 164265), (564, 154945), (570, 153314), (658, 132810), (665, 131412), (699, 125020), (705, 123956), (798, 109510), (893, 97860), (932, 93765), (940, 92967), (987, 88540), (1140, 76657), (1165, 75012), (1316, 66405), (1330, 65706), (1398, 62510), (1410, 61978), (1596, 54755), (1631, 53580), (1645, 53124), (1786, 48930), (1974, 44270), (1995, 43804), (2330, 37506), (2660, 32853), (2679, 32620), (2796, 31255), (2820, 30989), (3262, 26790), (3290, 26562), (3495, 25004), (3572, 24465), (3948, 22135), (3990, 21902), (4427, 19740), (4465, 19572), (4660, 18753), (4893, 17860), (4935, 17708), (5358, 16310), (6251, 13980), (6524, 13395), (6580, 13281), (6990, 12502), (7980, 10951), (8155, 10716), (8854, 9870), (8930, 9786)]