317878680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{7723}}^1$

素因数の和:7758

約数の個数: 128

約数和(自身を含む): 1112256000

約数和(自身を除く): 794377320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 735, 840, 980, 1029, 1176, 1372, 1470, 1715, 1960, 2058, 2744, 2940, 3430, 4116, 5145, 5880, 6860, 7723, 8232, 10290, 13720, 15446, 20580, 23169, 30892, 38615, 41160, 46338, 54061, 61784, 77230, 92676, 108122, 115845, 154460, 162183, 185352, 216244, 231690, 270305, 308920, 324366, 378427, 432488, 463380, 540610, 648732, 756854, 810915, 926760, 1081220, 1135281, 1297464, 1513708, 1621830, 1892135, 2162440, 2270562, 2648989, 3027416, 3243660, 3784270, 4541124, 5297978, 5676405, 6487320, 7568540, 7946967, 9082248, 10595956, 11352810, 13244945, 15137080, 15893934, 21191912, 22705620, 26489890, 31787868, 39734835, 45411240, 52979780, 63575736, 79469670, 105959560, 158939340, 317878680]

約数ペア:

[(1, 317878680), (2, 158939340), (3, 105959560), (4, 79469670), (5, 63575736), (6, 52979780), (7, 45411240), (8, 39734835), (10, 31787868), (12, 26489890), (14, 22705620), (15, 21191912), (20, 15893934), (21, 15137080), (24, 13244945), (28, 11352810), (30, 10595956), (35, 9082248), (40, 7946967), (42, 7568540), (49, 6487320), (56, 5676405), (60, 5297978), (70, 4541124), (84, 3784270), (98, 3243660), (105, 3027416), (120, 2648989), (140, 2270562), (147, 2162440), (168, 1892135), (196, 1621830), (210, 1513708), (245, 1297464), (280, 1135281), (294, 1081220), (343, 926760), (392, 810915), (420, 756854), (490, 648732), (588, 540610), (686, 463380), (735, 432488), (840, 378427), (980, 324366), (1029, 308920), (1176, 270305), (1372, 231690), (1470, 216244), (1715, 185352), (1960, 162183), (2058, 154460), (2744, 115845), (2940, 108122), (3430, 92676), (4116, 77230), (5145, 61784), (5880, 54061), (6860, 46338), (7723, 41160), (8232, 38615), (10290, 30892), (13720, 23169), (15446, 20580)]