320729760

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5711}}^1$

素因数の和:5748

約数の個数: 192

約数和(自身を含む): 1209116160

約数和(自身を除く): 888386400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 3120, 3510, 3744, 4320, 4680, 5616, 5711, 6240, 7020, 9360, 11232, 11422, 14040, 17133, 18720, 22844, 28080, 28555, 34266, 45688, 51399, 56160, 57110, 68532, 74243, 85665, 91376, 102798, 114220, 137064, 148486, 154197, 171330, 182752, 205596, 222729, 228440, 256995, 274128, 296972, 308394, 342660, 371215, 411192, 445458, 456880, 513990, 548256, 593944, 616788, 668187, 685320, 742430, 770985, 822384, 890916, 913760, 1027980, 1113645, 1187888, 1233576, 1336374, 1370640, 1484860, 1541970, 1644768, 1781832, 2004561, 2055960, 2227290, 2375776, 2467152, 2672748, 2741280, 2969720, 3083940, 3340935, 3563664, 4009122, 4111920, 4454580, 4934304, 5345496, 5939440, 6167880, 6681870, 7127328, 8018244, 8223840, 8909160, 10022805, 10690992, 11878880, 12335760, 13363740, 16036488, 17818320, 20045610, 21381984, 24671520, 26727480, 32072976, 35636640, 40091220, 53454960, 64145952, 80182440, 106909920, 160364880, 320729760]

約数ペア:

[(1, 320729760), (2, 160364880), (3, 106909920), (4, 80182440), (5, 64145952), (6, 53454960), (8, 40091220), (9, 35636640), (10, 32072976), (12, 26727480), (13, 24671520), (15, 21381984), (16, 20045610), (18, 17818320), (20, 16036488), (24, 13363740), (26, 12335760), (27, 11878880), (30, 10690992), (32, 10022805), (36, 8909160), (39, 8223840), (40, 8018244), (45, 7127328), (48, 6681870), (52, 6167880), (54, 5939440), (60, 5345496), (65, 4934304), (72, 4454580), (78, 4111920), (80, 4009122), (90, 3563664), (96, 3340935), (104, 3083940), (108, 2969720), (117, 2741280), (120, 2672748), (130, 2467152), (135, 2375776), (144, 2227290), (156, 2055960), (160, 2004561), (180, 1781832), (195, 1644768), (208, 1541970), (216, 1484860), (234, 1370640), (240, 1336374), (260, 1233576), (270, 1187888), (288, 1113645), (312, 1027980), (351, 913760), (360, 890916), (390, 822384), (416, 770985), (432, 742430), (468, 685320), (480, 668187), (520, 616788), (540, 593944), (585, 548256), (624, 513990), (702, 456880), (720, 445458), (780, 411192), (864, 371215), (936, 342660), (1040, 308394), (1080, 296972), (1170, 274128), (1248, 256995), (1404, 228440), (1440, 222729), (1560, 205596), (1755, 182752), (1872, 171330), (2080, 154197), (2160, 148486), (2340, 137064), (2808, 114220), (3120, 102798), (3510, 91376), (3744, 85665), (4320, 74243), (4680, 68532), (5616, 57110), (5711, 56160), (6240, 51399), (7020, 45688), (9360, 34266), (11232, 28555), (11422, 28080), (14040, 22844), (17133, 18720)]