72857880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:335

約数の個数: 160

約数和(自身を含む): 248292000

約数和(自身を除く): 175434120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 113, 120, 135, 162, 180, 199, 216, 226, 270, 324, 339, 360, 398, 405, 452, 540, 565, 597, 648, 678, 796, 810, 904, 995, 1017, 1080, 1130, 1194, 1356, 1592, 1620, 1695, 1791, 1990, 2034, 2260, 2388, 2712, 2985, 3051, 3240, 3390, 3582, 3980, 4068, 4520, 4776, 5085, 5373, 5970, 6102, 6780, 7164, 7960, 8136, 8955, 9153, 10170, 10746, 11940, 12204, 13560, 14328, 15255, 16119, 17910, 18306, 20340, 21492, 22487, 23880, 24408, 26865, 30510, 32238, 35820, 36612, 40680, 42984, 44974, 45765, 53730, 61020, 64476, 67461, 71640, 73224, 80595, 89948, 91530, 107460, 112435, 122040, 128952, 134922, 161190, 179896, 183060, 202383, 214920, 224870, 269844, 322380, 337305, 366120, 404766, 449740, 539688, 607149, 644760, 674610, 809532, 899480, 1011915, 1214298, 1349220, 1619064, 1821447, 2023830, 2428596, 2698440, 3035745, 3642894, 4047660, 4857192, 6071490, 7285788, 8095320, 9107235, 12142980, 14571576, 18214470, 24285960, 36428940, 72857880]

約数ペア:

[(1, 72857880), (2, 36428940), (3, 24285960), (4, 18214470), (5, 14571576), (6, 12142980), (8, 9107235), (9, 8095320), (10, 7285788), (12, 6071490), (15, 4857192), (18, 4047660), (20, 3642894), (24, 3035745), (27, 2698440), (30, 2428596), (36, 2023830), (40, 1821447), (45, 1619064), (54, 1349220), (60, 1214298), (72, 1011915), (81, 899480), (90, 809532), (108, 674610), (113, 644760), (120, 607149), (135, 539688), (162, 449740), (180, 404766), (199, 366120), (216, 337305), (226, 322380), (270, 269844), (324, 224870), (339, 214920), (360, 202383), (398, 183060), (405, 179896), (452, 161190), (540, 134922), (565, 128952), (597, 122040), (648, 112435), (678, 107460), (796, 91530), (810, 89948), (904, 80595), (995, 73224), (1017, 71640), (1080, 67461), (1130, 64476), (1194, 61020), (1356, 53730), (1592, 45765), (1620, 44974), (1695, 42984), (1791, 40680), (1990, 36612), (2034, 35820), (2260, 32238), (2388, 30510), (2712, 26865), (2985, 24408), (3051, 23880), (3240, 22487), (3390, 21492), (3582, 20340), (3980, 18306), (4068, 17910), (4520, 16119), (4776, 15255), (5085, 14328), (5373, 13560), (5970, 12204), (6102, 11940), (6780, 10746), (7164, 10170), (7960, 9153), (8136, 8955)]