320526720

素因数分解:

$2^7\times 3^7\times 5^1\times {\mathrm{229}}^1$

素因数の和:269

約数の個数: 256

約数和(自身を含む): 1154232000

約数和(自身を除く): 833705280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 229, 240, 243, 270, 288, 320, 324, 360, 384, 405, 432, 458, 480, 486, 540, 576, 640, 648, 687, 720, 729, 810, 864, 916, 960, 972, 1080, 1145, 1152, 1215, 1296, 1374, 1440, 1458, 1620, 1728, 1832, 1920, 1944, 2061, 2160, 2187, 2290, 2430, 2592, 2748, 2880, 2916, 3240, 3435, 3456, 3645, 3664, 3888, 4122, 4320, 4374, 4580, 4860, 5184, 5496, 5760, 5832, 6183, 6480, 6870, 7290, 7328, 7776, 8244, 8640, 8748, 9160, 9720, 10305, 10368, 10935, 10992, 11664, 12366, 12960, 13740, 14580, 14656, 15552, 16488, 17280, 17496, 18320, 18549, 19440, 20610, 21870, 21984, 23328, 24732, 25920, 27480, 29160, 29312, 30915, 31104, 32976, 34992, 36640, 37098, 38880, 41220, 43740, 43968, 46656, 49464, 51840, 54960, 55647, 58320, 61830, 65952, 69984, 73280, 74196, 77760, 82440, 87480, 87936, 92745, 93312, 98928, 109920, 111294, 116640, 123660, 131904, 139968, 146560, 148392, 155520, 164880, 166941, 174960, 185490, 197856, 219840, 222588, 233280, 247320, 263808, 278235, 279936, 296784, 329760, 333882, 349920, 370980, 395712, 439680, 445176, 466560, 494640, 500823, 556470, 593568, 659520, 667764, 699840, 741960, 791424, 834705, 890352, 989280, 1001646, 1112940, 1187136, 1319040, 1335528, 1399680, 1483920, 1669410, 1780704, 1978560, 2003292, 2225880, 2374272, 2504115, 2671056, 2967840, 3338820, 3561408, 3957120, 4006584, 4451760, 5008230, 5342112, 5935680, 6677640, 7122816, 8013168, 8903520, 10016460, 10684224, 11871360, 13355280, 16026336, 17807040, 20032920, 21368448, 26710560, 32052672, 35614080, 40065840, 53421120, 64105344, 80131680, 106842240, 160263360, 320526720]

約数ペア:

[(1, 320526720), (2, 160263360), (3, 106842240), (4, 80131680), (5, 64105344), (6, 53421120), (8, 40065840), (9, 35614080), (10, 32052672), (12, 26710560), (15, 21368448), (16, 20032920), (18, 17807040), (20, 16026336), (24, 13355280), (27, 11871360), (30, 10684224), (32, 10016460), (36, 8903520), (40, 8013168), (45, 7122816), (48, 6677640), (54, 5935680), (60, 5342112), (64, 5008230), (72, 4451760), (80, 4006584), (81, 3957120), (90, 3561408), (96, 3338820), (108, 2967840), (120, 2671056), (128, 2504115), (135, 2374272), (144, 2225880), (160, 2003292), (162, 1978560), (180, 1780704), (192, 1669410), (216, 1483920), (229, 1399680), (240, 1335528), (243, 1319040), (270, 1187136), (288, 1112940), (320, 1001646), (324, 989280), (360, 890352), (384, 834705), (405, 791424), (432, 741960), (458, 699840), (480, 667764), (486, 659520), (540, 593568), (576, 556470), (640, 500823), (648, 494640), (687, 466560), (720, 445176), (729, 439680), (810, 395712), (864, 370980), (916, 349920), (960, 333882), (972, 329760), (1080, 296784), (1145, 279936), (1152, 278235), (1215, 263808), (1296, 247320), (1374, 233280), (1440, 222588), (1458, 219840), (1620, 197856), (1728, 185490), (1832, 174960), (1920, 166941), (1944, 164880), (2061, 155520), (2160, 148392), (2187, 146560), (2290, 139968), (2430, 131904), (2592, 123660), (2748, 116640), (2880, 111294), (2916, 109920), (3240, 98928), (3435, 93312), (3456, 92745), (3645, 87936), (3664, 87480), (3888, 82440), (4122, 77760), (4320, 74196), (4374, 73280), (4580, 69984), (4860, 65952), (5184, 61830), (5496, 58320), (5760, 55647), (5832, 54960), (6183, 51840), (6480, 49464), (6870, 46656), (7290, 43968), (7328, 43740), (7776, 41220), (8244, 38880), (8640, 37098), (8748, 36640), (9160, 34992), (9720, 32976), (10305, 31104), (10368, 30915), (10935, 29312), (10992, 29160), (11664, 27480), (12366, 25920), (12960, 24732), (13740, 23328), (14580, 21984), (14656, 21870), (15552, 20610), (16488, 19440), (17280, 18549), (17496, 18320)]