248647680

素因数分解:

$2^{12}\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 312

約数和(自身を含む): 920013120

約数和(自身を除く): 671365440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 71, 72, 76, 80, 90, 95, 96, 114, 120, 128, 142, 144, 152, 160, 171, 180, 190, 192, 213, 228, 240, 256, 284, 285, 288, 304, 320, 342, 355, 360, 380, 384, 426, 456, 480, 512, 568, 570, 576, 608, 639, 640, 684, 710, 720, 760, 768, 852, 855, 912, 960, 1024, 1065, 1136, 1140, 1152, 1216, 1278, 1280, 1349, 1368, 1420, 1440, 1520, 1536, 1704, 1710, 1824, 1920, 2048, 2130, 2272, 2280, 2304, 2432, 2556, 2560, 2698, 2736, 2840, 2880, 3040, 3072, 3195, 3408, 3420, 3648, 3840, 4047, 4096, 4260, 4544, 4560, 4608, 4864, 5112, 5120, 5396, 5472, 5680, 5760, 6080, 6144, 6390, 6745, 6816, 6840, 7296, 7680, 8094, 8520, 9088, 9120, 9216, 9728, 10224, 10240, 10792, 10944, 11360, 11520, 12141, 12160, 12288, 12780, 13490, 13632, 13680, 14592, 15360, 16188, 17040, 18176, 18240, 18432, 19456, 20235, 20448, 20480, 21584, 21888, 22720, 23040, 24282, 24320, 25560, 26980, 27264, 27360, 29184, 30720, 32376, 34080, 36352, 36480, 36864, 38912, 40470, 40896, 43168, 43776, 45440, 46080, 48564, 48640, 51120, 53960, 54528, 54720, 58368, 60705, 61440, 64752, 68160, 72704, 72960, 77824, 80940, 81792, 86336, 87552, 90880, 92160, 97128, 97280, 102240, 107920, 109056, 109440, 116736, 121410, 129504, 136320, 145408, 145920, 161880, 163584, 172672, 175104, 181760, 184320, 194256, 194560, 204480, 215840, 218112, 218880, 233472, 242820, 259008, 272640, 290816, 291840, 323760, 327168, 345344, 350208, 363520, 388512, 389120, 408960, 431680, 436224, 437760, 485640, 518016, 545280, 583680, 647520, 654336, 690688, 700416, 727040, 777024, 817920, 863360, 872448, 875520, 971280, 1036032, 1090560, 1167360, 1295040, 1308672, 1381376, 1454080, 1554048, 1635840, 1726720, 1751040, 1942560, 2072064, 2181120, 2590080, 2617344, 2762752, 3108096, 3271680, 3453440, 3502080, 3885120, 4144128, 4362240, 5180160, 5525504, 6216192, 6543360, 6906880, 7770240, 8288256, 10360320, 12432384, 13086720, 13813760, 15540480, 16576512, 20720640, 24864768, 27627520, 31080960, 41441280, 49729536, 62161920, 82882560, 124323840, 248647680]

約数ペア:

[(1, 248647680), (2, 124323840), (3, 82882560), (4, 62161920), (5, 49729536), (6, 41441280), (8, 31080960), (9, 27627520), (10, 24864768), (12, 20720640), (15, 16576512), (16, 15540480), (18, 13813760), (19, 13086720), (20, 12432384), (24, 10360320), (30, 8288256), (32, 7770240), (36, 6906880), (38, 6543360), (40, 6216192), (45, 5525504), (48, 5180160), (57, 4362240), (60, 4144128), (64, 3885120), (71, 3502080), (72, 3453440), (76, 3271680), (80, 3108096), (90, 2762752), (95, 2617344), (96, 2590080), (114, 2181120), (120, 2072064), (128, 1942560), (142, 1751040), (144, 1726720), (152, 1635840), (160, 1554048), (171, 1454080), (180, 1381376), (190, 1308672), (192, 1295040), (213, 1167360), (228, 1090560), (240, 1036032), (256, 971280), (284, 875520), (285, 872448), (288, 863360), (304, 817920), (320, 777024), (342, 727040), (355, 700416), (360, 690688), (380, 654336), (384, 647520), (426, 583680), (456, 545280), (480, 518016), (512, 485640), (568, 437760), (570, 436224), (576, 431680), (608, 408960), (639, 389120), (640, 388512), (684, 363520), (710, 350208), (720, 345344), (760, 327168), (768, 323760), (852, 291840), (855, 290816), (912, 272640), (960, 259008), (1024, 242820), (1065, 233472), (1136, 218880), (1140, 218112), (1152, 215840), (1216, 204480), (1278, 194560), (1280, 194256), (1349, 184320), (1368, 181760), (1420, 175104), (1440, 172672), (1520, 163584), (1536, 161880), (1704, 145920), (1710, 145408), (1824, 136320), (1920, 129504), (2048, 121410), (2130, 116736), (2272, 109440), (2280, 109056), (2304, 107920), (2432, 102240), (2556, 97280), (2560, 97128), (2698, 92160), (2736, 90880), (2840, 87552), (2880, 86336), (3040, 81792), (3072, 80940), (3195, 77824), (3408, 72960), (3420, 72704), (3648, 68160), (3840, 64752), (4047, 61440), (4096, 60705), (4260, 58368), (4544, 54720), (4560, 54528), (4608, 53960), (4864, 51120), (5112, 48640), (5120, 48564), (5396, 46080), (5472, 45440), (5680, 43776), (5760, 43168), (6080, 40896), (6144, 40470), (6390, 38912), (6745, 36864), (6816, 36480), (6840, 36352), (7296, 34080), (7680, 32376), (8094, 30720), (8520, 29184), (9088, 27360), (9120, 27264), (9216, 26980), (9728, 25560), (10224, 24320), (10240, 24282), (10792, 23040), (10944, 22720), (11360, 21888), (11520, 21584), (12141, 20480), (12160, 20448), (12288, 20235), (12780, 19456), (13490, 18432), (13632, 18240), (13680, 18176), (14592, 17040), (15360, 16188)]