153680020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:905

約数の個数: 96

約数和(自身を含む): 374814720

約数和(自身を除く): 221134700

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 31, 46, 52, 62, 65, 92, 115, 124, 130, 155, 230, 260, 299, 310, 403, 460, 598, 620, 713, 806, 829, 1196, 1426, 1495, 1612, 1658, 2015, 2852, 2990, 3316, 3565, 4030, 4145, 5980, 7130, 8060, 8290, 9269, 10777, 14260, 16580, 18538, 19067, 21554, 25699, 37076, 38134, 43108, 46345, 51398, 53885, 76268, 92690, 95335, 102796, 107770, 128495, 185380, 190670, 215540, 247871, 256990, 334087, 381340, 495742, 513980, 591077, 668174, 991484, 1182154, 1239355, 1336348, 1670435, 2364308, 2478710, 2955385, 3340870, 4957420, 5910770, 6681740, 7684001, 11821540, 15368002, 30736004, 38420005, 76840010, 153680020]

約数ペア:

[(1, 153680020), (2, 76840010), (4, 38420005), (5, 30736004), (10, 15368002), (13, 11821540), (20, 7684001), (23, 6681740), (26, 5910770), (31, 4957420), (46, 3340870), (52, 2955385), (62, 2478710), (65, 2364308), (92, 1670435), (115, 1336348), (124, 1239355), (130, 1182154), (155, 991484), (230, 668174), (260, 591077), (299, 513980), (310, 495742), (403, 381340), (460, 334087), (598, 256990), (620, 247871), (713, 215540), (806, 190670), (829, 185380), (1196, 128495), (1426, 107770), (1495, 102796), (1612, 95335), (1658, 92690), (2015, 76268), (2852, 53885), (2990, 51398), (3316, 46345), (3565, 43108), (4030, 38134), (4145, 37076), (5980, 25699), (7130, 21554), (8060, 19067), (8290, 18538), (9269, 16580), (10777, 14260)]