279920160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:840

約数の個数: 288

約数和(自身を含む): 1084224960

約数和(自身を除く): 804304800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 96, 104, 114, 117, 120, 130, 144, 152, 156, 160, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 288, 304, 312, 342, 360, 380, 390, 416, 456, 468, 480, 494, 520, 570, 585, 608, 624, 684, 720, 741, 760, 780, 787, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1248, 1368, 1440, 1482, 1520, 1560, 1574, 1710, 1824, 1872, 1976, 2080, 2223, 2280, 2340, 2361, 2470, 2736, 2964, 3040, 3120, 3148, 3420, 3705, 3744, 3935, 3952, 4446, 4560, 4680, 4722, 4940, 5472, 5928, 6240, 6296, 6840, 7083, 7410, 7870, 7904, 8892, 9120, 9360, 9444, 9880, 10231, 11115, 11805, 11856, 12592, 13680, 14166, 14820, 14953, 15740, 17784, 18720, 18888, 19760, 20462, 22230, 23610, 23712, 25184, 27360, 28332, 29640, 29906, 30693, 31480, 35415, 35568, 37776, 39520, 40924, 44460, 44859, 47220, 51155, 56664, 59280, 59812, 61386, 62960, 70830, 71136, 74765, 75552, 81848, 88920, 89718, 92079, 94440, 102310, 113328, 118560, 119624, 122772, 125920, 134577, 141660, 149530, 153465, 163696, 177840, 179436, 184158, 188880, 194389, 204620, 224295, 226656, 239248, 245544, 269154, 283320, 299060, 306930, 327392, 355680, 358872, 368316, 377760, 388778, 409240, 448590, 460395, 478496, 491088, 538308, 566640, 583167, 598120, 613860, 672885, 717744, 736632, 777556, 818480, 897180, 920790, 971945, 982176, 1076616, 1133280, 1166334, 1196240, 1227720, 1345770, 1435488, 1473264, 1555112, 1636960, 1749501, 1794360, 1841580, 1943890, 2153232, 2332668, 2392480, 2455440, 2691540, 2915835, 2946528, 3110224, 3499002, 3588720, 3683160, 3887780, 4306464, 4665336, 4910880, 5383080, 5831670, 6220448, 6998004, 7177440, 7366320, 7775560, 8747505, 9330672, 10766160, 11663340, 13996008, 14732640, 15551120, 17495010, 18661344, 21532320, 23326680, 27992016, 31102240, 34990020, 46653360, 55984032, 69980040, 93306720, 139960080, 279920160]

約数ペア:

[(1, 279920160), (2, 139960080), (3, 93306720), (4, 69980040), (5, 55984032), (6, 46653360), (8, 34990020), (9, 31102240), (10, 27992016), (12, 23326680), (13, 21532320), (15, 18661344), (16, 17495010), (18, 15551120), (19, 14732640), (20, 13996008), (24, 11663340), (26, 10766160), (30, 9330672), (32, 8747505), (36, 7775560), (38, 7366320), (39, 7177440), (40, 6998004), (45, 6220448), (48, 5831670), (52, 5383080), (57, 4910880), (60, 4665336), (65, 4306464), (72, 3887780), (76, 3683160), (78, 3588720), (80, 3499002), (90, 3110224), (95, 2946528), (96, 2915835), (104, 2691540), (114, 2455440), (117, 2392480), (120, 2332668), (130, 2153232), (144, 1943890), (152, 1841580), (156, 1794360), (160, 1749501), (171, 1636960), (180, 1555112), (190, 1473264), (195, 1435488), (208, 1345770), (228, 1227720), (234, 1196240), (240, 1166334), (247, 1133280), (260, 1076616), (285, 982176), (288, 971945), (304, 920790), (312, 897180), (342, 818480), (360, 777556), (380, 736632), (390, 717744), (416, 672885), (456, 613860), (468, 598120), (480, 583167), (494, 566640), (520, 538308), (570, 491088), (585, 478496), (608, 460395), (624, 448590), (684, 409240), (720, 388778), (741, 377760), (760, 368316), (780, 358872), (787, 355680), (855, 327392), (912, 306930), (936, 299060), (988, 283320), (1040, 269154), (1140, 245544), (1170, 239248), (1235, 226656), (1248, 224295), (1368, 204620), (1440, 194389), (1482, 188880), (1520, 184158), (1560, 179436), (1574, 177840), (1710, 163696), (1824, 153465), (1872, 149530), (1976, 141660), (2080, 134577), (2223, 125920), (2280, 122772), (2340, 119624), (2361, 118560), (2470, 113328), (2736, 102310), (2964, 94440), (3040, 92079), (3120, 89718), (3148, 88920), (3420, 81848), (3705, 75552), (3744, 74765), (3935, 71136), (3952, 70830), (4446, 62960), (4560, 61386), (4680, 59812), (4722, 59280), (4940, 56664), (5472, 51155), (5928, 47220), (6240, 44859), (6296, 44460), (6840, 40924), (7083, 39520), (7410, 37776), (7870, 35568), (7904, 35415), (8892, 31480), (9120, 30693), (9360, 29906), (9444, 29640), (9880, 28332), (10231, 27360), (11115, 25184), (11805, 23712), (11856, 23610), (12592, 22230), (13680, 20462), (14166, 19760), (14820, 18888), (14953, 18720), (15740, 17784)]