641053440

素因数分解:

$2^8\times 3^7\times 5^1\times {\mathrm{229}}^1$

素因数の和:271

約数の個数: 288

約数和(自身を含む): 2312990400

約数和(自身を除く): 1671936960

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, 256, 270, 288, 320, 324, 360, 384, 405, 432, 458, 480, 486, 540, 576, 640, 648, 687, 720, 729, 768, 810, 864, 916, 960, 972, 1080, 1145, 1152, 1215, 1280, 1296, 1374, 1440, 1458, 1620, 1728, 1832, 1920, 1944, 2061, 2160, 2187, 2290, 2304, 2430, 2592, 2748, 2880, 2916, 3240, 3435, 3456, 3645, 3664, 3840, 3888, 4122, 4320, 4374, 4580, 4860, 5184, 5496, 5760, 5832, 6183, 6480, 6870, 6912, 7290, 7328, 7776, 8244, 8640, 8748, 9160, 9720, 10305, 10368, 10935, 10992, 11520, 11664, 12366, 12960, 13740, 14580, 14656, 15552, 16488, 17280, 17496, 18320, 18549, 19440, 20610, 20736, 21870, 21984, 23328, 24732, 25920, 27480, 29160, 29312, 30915, 31104, 32976, 34560, 34992, 36640, 37098, 38880, 41220, 43740, 43968, 46656, 49464, 51840, 54960, 55647, 58320, 58624, 61830, 62208, 65952, 69984, 73280, 74196, 77760, 82440, 87480, 87936, 92745, 93312, 98928, 103680, 109920, 111294, 116640, 123660, 131904, 139968, 146560, 148392, 155520, 164880, 166941, 174960, 175872, 185490, 186624, 197856, 219840, 222588, 233280, 247320, 263808, 278235, 279936, 293120, 296784, 311040, 329760, 333882, 349920, 370980, 395712, 439680, 445176, 466560, 494640, 500823, 527616, 556470, 559872, 593568, 659520, 667764, 699840, 741960, 791424, 834705, 879360, 890352, 933120, 989280, 1001646, 1112940, 1187136, 1319040, 1335528, 1399680, 1483920, 1582848, 1669410, 1780704, 1978560, 2003292, 2225880, 2374272, 2504115, 2638080, 2671056, 2799360, 2967840, 3338820, 3561408, 3957120, 4006584, 4451760, 4748544, 5008230, 5342112, 5935680, 6677640, 7122816, 7914240, 8013168, 8903520, 10016460, 10684224, 11871360, 13355280, 14245632, 16026336, 17807040, 20032920, 21368448, 23742720, 26710560, 32052672, 35614080, 40065840, 42736896, 53421120, 64105344, 71228160, 80131680, 106842240, 128210688, 160263360, 213684480, 320526720, 641053440]

約数ペア:

[(1, 641053440), (2, 320526720), (3, 213684480), (4, 160263360), (5, 128210688), (6, 106842240), (8, 80131680), (9, 71228160), (10, 64105344), (12, 53421120), (15, 42736896), (16, 40065840), (18, 35614080), (20, 32052672), (24, 26710560), (27, 23742720), (30, 21368448), (32, 20032920), (36, 17807040), (40, 16026336), (45, 14245632), (48, 13355280), (54, 11871360), (60, 10684224), (64, 10016460), (72, 8903520), (80, 8013168), (81, 7914240), (90, 7122816), (96, 6677640), (108, 5935680), (120, 5342112), (128, 5008230), (135, 4748544), (144, 4451760), (160, 4006584), (162, 3957120), (180, 3561408), (192, 3338820), (216, 2967840), (229, 2799360), (240, 2671056), (243, 2638080), (256, 2504115), (270, 2374272), (288, 2225880), (320, 2003292), (324, 1978560), (360, 1780704), (384, 1669410), (405, 1582848), (432, 1483920), (458, 1399680), (480, 1335528), (486, 1319040), (540, 1187136), (576, 1112940), (640, 1001646), (648, 989280), (687, 933120), (720, 890352), (729, 879360), (768, 834705), (810, 791424), (864, 741960), (916, 699840), (960, 667764), (972, 659520), (1080, 593568), (1145, 559872), (1152, 556470), (1215, 527616), (1280, 500823), (1296, 494640), (1374, 466560), (1440, 445176), (1458, 439680), (1620, 395712), (1728, 370980), (1832, 349920), (1920, 333882), (1944, 329760), (2061, 311040), (2160, 296784), (2187, 293120), (2290, 279936), (2304, 278235), (2430, 263808), (2592, 247320), (2748, 233280), (2880, 222588), (2916, 219840), (3240, 197856), (3435, 186624), (3456, 185490), (3645, 175872), (3664, 174960), (3840, 166941), (3888, 164880), (4122, 155520), (4320, 148392), (4374, 146560), (4580, 139968), (4860, 131904), (5184, 123660), (5496, 116640), (5760, 111294), (5832, 109920), (6183, 103680), (6480, 98928), (6870, 93312), (6912, 92745), (7290, 87936), (7328, 87480), (7776, 82440), (8244, 77760), (8640, 74196), (8748, 73280), (9160, 69984), (9720, 65952), (10305, 62208), (10368, 61830), (10935, 58624), (10992, 58320), (11520, 55647), (11664, 54960), (12366, 51840), (12960, 49464), (13740, 46656), (14580, 43968), (14656, 43740), (15552, 41220), (16488, 38880), (17280, 37098), (17496, 36640), (18320, 34992), (18549, 34560), (19440, 32976), (20610, 31104), (20736, 30915), (21870, 29312), (21984, 29160), (23328, 27480), (24732, 25920)]