638292480

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:447

約数の個数: 320

約数和(自身を含む): 2413559808

約数和(自身を除く): 1775267328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 256, 280, 310, 320, 336, 372, 383, 384, 420, 434, 448, 465, 480, 496, 512, 560, 620, 640, 651, 672, 744, 766, 768, 840, 868, 896, 930, 960, 992, 1085, 1120, 1149, 1240, 1280, 1302, 1344, 1488, 1532, 1536, 1680, 1736, 1792, 1860, 1915, 1920, 1984, 2170, 2240, 2298, 2480, 2560, 2604, 2681, 2688, 2976, 3064, 3255, 3360, 3472, 3584, 3720, 3830, 3840, 3968, 4340, 4480, 4596, 4960, 5208, 5362, 5376, 5745, 5952, 6128, 6510, 6720, 6944, 7440, 7660, 7680, 7936, 8043, 8680, 8960, 9192, 9920, 10416, 10724, 10752, 11490, 11873, 11904, 12256, 13020, 13405, 13440, 13888, 14880, 15320, 15872, 16086, 17360, 17920, 18384, 19840, 20832, 21448, 22980, 23746, 23808, 24512, 26040, 26810, 26880, 27776, 29760, 30640, 32172, 34720, 35619, 36768, 39680, 40215, 41664, 42896, 45960, 47492, 47616, 49024, 52080, 53620, 53760, 55552, 59365, 59520, 61280, 64344, 69440, 71238, 73536, 79360, 80430, 83111, 83328, 85792, 91920, 94984, 98048, 104160, 107240, 111104, 118730, 119040, 122560, 128688, 138880, 142476, 147072, 160860, 166222, 166656, 171584, 178095, 183840, 189968, 196096, 208320, 214480, 237460, 238080, 245120, 249333, 257376, 277760, 284952, 294144, 321720, 332444, 333312, 343168, 356190, 367680, 379936, 415555, 416640, 428960, 474920, 490240, 498666, 514752, 555520, 569904, 588288, 643440, 664888, 686336, 712380, 735360, 759872, 831110, 833280, 857920, 949840, 980480, 997332, 1029504, 1139808, 1246665, 1286880, 1329776, 1372672, 1424760, 1470720, 1519744, 1662220, 1666560, 1715840, 1899680, 1994664, 2059008, 2279616, 2493330, 2573760, 2659552, 2849520, 2941440, 3039488, 3324440, 3431680, 3799360, 3989328, 4118016, 4559232, 4986660, 5147520, 5319104, 5699040, 6078976, 6648880, 6863360, 7598720, 7978656, 9118464, 9973320, 10295040, 10638208, 11398080, 13297760, 15197440, 15957312, 18236928, 19946640, 20590080, 21276416, 22796160, 26595520, 30394880, 31914624, 39893280, 42552832, 45592320, 53191040, 63829248, 79786560, 91184640, 106382080, 127658496, 159573120, 212764160, 319146240, 638292480]

約数ペア:

[(1, 638292480), (2, 319146240), (3, 212764160), (4, 159573120), (5, 127658496), (6, 106382080), (7, 91184640), (8, 79786560), (10, 63829248), (12, 53191040), (14, 45592320), (15, 42552832), (16, 39893280), (20, 31914624), (21, 30394880), (24, 26595520), (28, 22796160), (30, 21276416), (31, 20590080), (32, 19946640), (35, 18236928), (40, 15957312), (42, 15197440), (48, 13297760), (56, 11398080), (60, 10638208), (62, 10295040), (64, 9973320), (70, 9118464), (80, 7978656), (84, 7598720), (93, 6863360), (96, 6648880), (105, 6078976), (112, 5699040), (120, 5319104), (124, 5147520), (128, 4986660), (140, 4559232), (155, 4118016), (160, 3989328), (168, 3799360), (186, 3431680), (192, 3324440), (210, 3039488), (217, 2941440), (224, 2849520), (240, 2659552), (248, 2573760), (256, 2493330), (280, 2279616), (310, 2059008), (320, 1994664), (336, 1899680), (372, 1715840), (383, 1666560), (384, 1662220), (420, 1519744), (434, 1470720), (448, 1424760), (465, 1372672), (480, 1329776), (496, 1286880), (512, 1246665), (560, 1139808), (620, 1029504), (640, 997332), (651, 980480), (672, 949840), (744, 857920), (766, 833280), (768, 831110), (840, 759872), (868, 735360), (896, 712380), (930, 686336), (960, 664888), (992, 643440), (1085, 588288), (1120, 569904), (1149, 555520), (1240, 514752), (1280, 498666), (1302, 490240), (1344, 474920), (1488, 428960), (1532, 416640), (1536, 415555), (1680, 379936), (1736, 367680), (1792, 356190), (1860, 343168), (1915, 333312), (1920, 332444), (1984, 321720), (2170, 294144), (2240, 284952), (2298, 277760), (2480, 257376), (2560, 249333), (2604, 245120), (2681, 238080), (2688, 237460), (2976, 214480), (3064, 208320), (3255, 196096), (3360, 189968), (3472, 183840), (3584, 178095), (3720, 171584), (3830, 166656), (3840, 166222), (3968, 160860), (4340, 147072), (4480, 142476), (4596, 138880), (4960, 128688), (5208, 122560), (5362, 119040), (5376, 118730), (5745, 111104), (5952, 107240), (6128, 104160), (6510, 98048), (6720, 94984), (6944, 91920), (7440, 85792), (7660, 83328), (7680, 83111), (7936, 80430), (8043, 79360), (8680, 73536), (8960, 71238), (9192, 69440), (9920, 64344), (10416, 61280), (10724, 59520), (10752, 59365), (11490, 55552), (11873, 53760), (11904, 53620), (12256, 52080), (13020, 49024), (13405, 47616), (13440, 47492), (13888, 45960), (14880, 42896), (15320, 41664), (15872, 40215), (16086, 39680), (17360, 36768), (17920, 35619), (18384, 34720), (19840, 32172), (20832, 30640), (21448, 29760), (22980, 27776), (23746, 26880), (23808, 26810), (24512, 26040)]