990691560

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{227}}^1\times {\mathrm{449}}^1$

素因数の和:702

約数の個数: 192

約数和(自身を含む): 3361176000

約数和(自身を除く): 2370484440

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, 120, 135, 162, 180, 216, 227, 243, 270, 324, 360, 405, 449, 454, 486, 540, 648, 681, 810, 898, 908, 972, 1080, 1135, 1215, 1347, 1362, 1620, 1796, 1816, 1944, 2043, 2245, 2270, 2430, 2694, 2724, 3240, 3405, 3592, 4041, 4086, 4490, 4540, 4860, 5388, 5448, 6129, 6735, 6810, 8082, 8172, 8980, 9080, 9720, 10215, 10776, 12123, 12258, 13470, 13620, 16164, 16344, 17960, 18387, 20205, 20430, 24246, 24516, 26940, 27240, 30645, 32328, 36369, 36774, 40410, 40860, 48492, 49032, 53880, 55161, 60615, 61290, 72738, 73548, 80820, 81720, 91935, 96984, 101923, 109107, 110322, 121230, 122580, 145476, 147096, 161640, 181845, 183870, 203846, 218214, 220644, 242460, 245160, 275805, 290952, 305769, 363690, 367740, 407692, 436428, 441288, 484920, 509615, 545535, 551610, 611538, 727380, 735480, 815384, 872856, 917307, 1019230, 1091070, 1103220, 1223076, 1454760, 1528845, 1834614, 2038460, 2182140, 2206440, 2446152, 2751921, 3057690, 3669228, 4076920, 4364280, 4586535, 5503842, 6115380, 7338456, 8255763, 9173070, 11007684, 12230760, 13759605, 16511526, 18346140, 22015368, 24767289, 27519210, 33023052, 36692280, 41278815, 49534578, 55038420, 66046104, 82557630, 99069156, 110076840, 123836445, 165115260, 198138312, 247672890, 330230520, 495345780, 990691560]

約数ペア:

[(1, 990691560), (2, 495345780), (3, 330230520), (4, 247672890), (5, 198138312), (6, 165115260), (8, 123836445), (9, 110076840), (10, 99069156), (12, 82557630), (15, 66046104), (18, 55038420), (20, 49534578), (24, 41278815), (27, 36692280), (30, 33023052), (36, 27519210), (40, 24767289), (45, 22015368), (54, 18346140), (60, 16511526), (72, 13759605), (81, 12230760), (90, 11007684), (108, 9173070), (120, 8255763), (135, 7338456), (162, 6115380), (180, 5503842), (216, 4586535), (227, 4364280), (243, 4076920), (270, 3669228), (324, 3057690), (360, 2751921), (405, 2446152), (449, 2206440), (454, 2182140), (486, 2038460), (540, 1834614), (648, 1528845), (681, 1454760), (810, 1223076), (898, 1103220), (908, 1091070), (972, 1019230), (1080, 917307), (1135, 872856), (1215, 815384), (1347, 735480), (1362, 727380), (1620, 611538), (1796, 551610), (1816, 545535), (1944, 509615), (2043, 484920), (2245, 441288), (2270, 436428), (2430, 407692), (2694, 367740), (2724, 363690), (3240, 305769), (3405, 290952), (3592, 275805), (4041, 245160), (4086, 242460), (4490, 220644), (4540, 218214), (4860, 203846), (5388, 183870), (5448, 181845), (6129, 161640), (6735, 147096), (6810, 145476), (8082, 122580), (8172, 121230), (8980, 110322), (9080, 109107), (9720, 101923), (10215, 96984), (10776, 91935), (12123, 81720), (12258, 80820), (13470, 73548), (13620, 72738), (16164, 61290), (16344, 60615), (17960, 55161), (18387, 53880), (20205, 49032), (20430, 48492), (24246, 40860), (24516, 40410), (26940, 36774), (27240, 36369), (30645, 32328)]