19627920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:271

約数の個数: 200

約数和(自身を含む): 73729656

約数和(自身を除く): 54101736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 233, 234, 240, 260, 270, 312, 324, 351, 360, 390, 405, 432, 466, 468, 520, 540, 585, 624, 648, 699, 702, 720, 780, 810, 932, 936, 1040, 1053, 1080, 1165, 1170, 1296, 1398, 1404, 1560, 1620, 1755, 1864, 1872, 2097, 2106, 2160, 2330, 2340, 2796, 2808, 3029, 3120, 3240, 3495, 3510, 3728, 4194, 4212, 4660, 4680, 5265, 5592, 5616, 6058, 6291, 6480, 6990, 7020, 8388, 8424, 9087, 9320, 9360, 10485, 10530, 11184, 12116, 12582, 13980, 14040, 15145, 16776, 16848, 18174, 18640, 18873, 20970, 21060, 24232, 25164, 27261, 27960, 28080, 30290, 31455, 33552, 36348, 37746, 41940, 42120, 45435, 48464, 50328, 54522, 55920, 60580, 62910, 72696, 75492, 81783, 83880, 84240, 90870, 94365, 100656, 109044, 121160, 125820, 136305, 145392, 150984, 163566, 167760, 181740, 188730, 218088, 242320, 245349, 251640, 272610, 301968, 327132, 363480, 377460, 408915, 436176, 490698, 503280, 545220, 654264, 726960, 754920, 817830, 981396, 1090440, 1226745, 1308528, 1509840, 1635660, 1962792, 2180880, 2453490, 3271320, 3925584, 4906980, 6542640, 9813960, 19627920]

約数ペア:

[(1, 19627920), (2, 9813960), (3, 6542640), (4, 4906980), (5, 3925584), (6, 3271320), (8, 2453490), (9, 2180880), (10, 1962792), (12, 1635660), (13, 1509840), (15, 1308528), (16, 1226745), (18, 1090440), (20, 981396), (24, 817830), (26, 754920), (27, 726960), (30, 654264), (36, 545220), (39, 503280), (40, 490698), (45, 436176), (48, 408915), (52, 377460), (54, 363480), (60, 327132), (65, 301968), (72, 272610), (78, 251640), (80, 245349), (81, 242320), (90, 218088), (104, 188730), (108, 181740), (117, 167760), (120, 163566), (130, 150984), (135, 145392), (144, 136305), (156, 125820), (162, 121160), (180, 109044), (195, 100656), (208, 94365), (216, 90870), (233, 84240), (234, 83880), (240, 81783), (260, 75492), (270, 72696), (312, 62910), (324, 60580), (351, 55920), (360, 54522), (390, 50328), (405, 48464), (432, 45435), (466, 42120), (468, 41940), (520, 37746), (540, 36348), (585, 33552), (624, 31455), (648, 30290), (699, 28080), (702, 27960), (720, 27261), (780, 25164), (810, 24232), (932, 21060), (936, 20970), (1040, 18873), (1053, 18640), (1080, 18174), (1165, 16848), (1170, 16776), (1296, 15145), (1398, 14040), (1404, 13980), (1560, 12582), (1620, 12116), (1755, 11184), (1864, 10530), (1872, 10485), (2097, 9360), (2106, 9320), (2160, 9087), (2330, 8424), (2340, 8388), (2796, 7020), (2808, 6990), (3029, 6480), (3120, 6291), (3240, 6058), (3495, 5616), (3510, 5592), (3728, 5265), (4194, 4680), (4212, 4660)]