18598320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2019

約数の個数: 120

約数和(自身を含む): 67297776

約数和(自身を除く): 48699456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 1987, 2340, 3120, 3974, 4680, 5961, 7948, 9360, 9935, 11922, 15896, 17883, 19870, 23844, 25831, 29805, 31792, 35766, 39740, 47688, 51662, 59610, 71532, 77493, 79480, 89415, 95376, 103324, 119220, 129155, 143064, 154986, 158960, 178830, 206648, 232479, 238440, 258310, 286128, 309972, 357660, 387465, 413296, 464958, 476880, 516620, 619944, 715320, 774930, 929916, 1033240, 1162395, 1239888, 1430640, 1549860, 1859832, 2066480, 2324790, 3099720, 3719664, 4649580, 6199440, 9299160, 18598320]

約数ペア:

[(1, 18598320), (2, 9299160), (3, 6199440), (4, 4649580), (5, 3719664), (6, 3099720), (8, 2324790), (9, 2066480), (10, 1859832), (12, 1549860), (13, 1430640), (15, 1239888), (16, 1162395), (18, 1033240), (20, 929916), (24, 774930), (26, 715320), (30, 619944), (36, 516620), (39, 476880), (40, 464958), (45, 413296), (48, 387465), (52, 357660), (60, 309972), (65, 286128), (72, 258310), (78, 238440), (80, 232479), (90, 206648), (104, 178830), (117, 158960), (120, 154986), (130, 143064), (144, 129155), (156, 119220), (180, 103324), (195, 95376), (208, 89415), (234, 79480), (240, 77493), (260, 71532), (312, 59610), (360, 51662), (390, 47688), (468, 39740), (520, 35766), (585, 31792), (624, 29805), (720, 25831), (780, 23844), (936, 19870), (1040, 17883), (1170, 15896), (1560, 11922), (1872, 9935), (1987, 9360), (2340, 7948), (3120, 5961), (3974, 4680)]