66218880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:421

約数の個数: 256

約数和(自身を含む): 260467200

約数和(自身を除く): 194248320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 379, 384, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 640, 672, 728, 758, 780, 832, 840, 896, 910, 960, 1040, 1092, 1120, 1137, 1248, 1344, 1365, 1456, 1516, 1560, 1664, 1680, 1820, 1895, 1920, 2080, 2184, 2240, 2274, 2496, 2653, 2688, 2730, 2912, 3032, 3120, 3360, 3640, 3790, 4160, 4368, 4480, 4548, 4927, 4992, 5306, 5460, 5685, 5824, 6064, 6240, 6720, 7280, 7580, 7959, 8320, 8736, 9096, 9854, 10612, 10920, 11370, 11648, 12128, 12480, 13265, 13440, 14560, 14781, 15160, 15918, 17472, 18192, 19708, 21224, 21840, 22740, 24256, 24635, 24960, 26530, 29120, 29562, 30320, 31836, 34489, 34944, 36384, 39416, 39795, 42448, 43680, 45480, 48512, 49270, 53060, 58240, 59124, 60640, 63672, 68978, 72768, 73905, 78832, 79590, 84896, 87360, 90960, 98540, 103467, 106120, 118248, 121280, 127344, 137956, 145536, 147810, 157664, 159180, 169792, 172445, 174720, 181920, 197080, 206934, 212240, 236496, 242560, 254688, 275912, 295620, 315328, 318360, 339584, 344890, 363840, 394160, 413868, 424480, 472992, 509376, 517335, 551824, 591240, 630656, 636720, 689780, 727680, 788320, 827736, 848960, 945984, 1018752, 1034670, 1103648, 1182480, 1273440, 1379560, 1576640, 1655472, 1697920, 1891968, 2069340, 2207296, 2364960, 2546880, 2759120, 3153280, 3310944, 4138680, 4414592, 4729920, 5093760, 5518240, 6621888, 8277360, 9459840, 11036480, 13243776, 16554720, 22072960, 33109440, 66218880]

約数ペア:

[(1, 66218880), (2, 33109440), (3, 22072960), (4, 16554720), (5, 13243776), (6, 11036480), (7, 9459840), (8, 8277360), (10, 6621888), (12, 5518240), (13, 5093760), (14, 4729920), (15, 4414592), (16, 4138680), (20, 3310944), (21, 3153280), (24, 2759120), (26, 2546880), (28, 2364960), (30, 2207296), (32, 2069340), (35, 1891968), (39, 1697920), (40, 1655472), (42, 1576640), (48, 1379560), (52, 1273440), (56, 1182480), (60, 1103648), (64, 1034670), (65, 1018752), (70, 945984), (78, 848960), (80, 827736), (84, 788320), (91, 727680), (96, 689780), (104, 636720), (105, 630656), (112, 591240), (120, 551824), (128, 517335), (130, 509376), (140, 472992), (156, 424480), (160, 413868), (168, 394160), (182, 363840), (192, 344890), (195, 339584), (208, 318360), (210, 315328), (224, 295620), (240, 275912), (260, 254688), (273, 242560), (280, 236496), (312, 212240), (320, 206934), (336, 197080), (364, 181920), (379, 174720), (384, 172445), (390, 169792), (416, 159180), (420, 157664), (448, 147810), (455, 145536), (480, 137956), (520, 127344), (546, 121280), (560, 118248), (624, 106120), (640, 103467), (672, 98540), (728, 90960), (758, 87360), (780, 84896), (832, 79590), (840, 78832), (896, 73905), (910, 72768), (960, 68978), (1040, 63672), (1092, 60640), (1120, 59124), (1137, 58240), (1248, 53060), (1344, 49270), (1365, 48512), (1456, 45480), (1516, 43680), (1560, 42448), (1664, 39795), (1680, 39416), (1820, 36384), (1895, 34944), (1920, 34489), (2080, 31836), (2184, 30320), (2240, 29562), (2274, 29120), (2496, 26530), (2653, 24960), (2688, 24635), (2730, 24256), (2912, 22740), (3032, 21840), (3120, 21224), (3360, 19708), (3640, 18192), (3790, 17472), (4160, 15918), (4368, 15160), (4480, 14781), (4548, 14560), (4927, 13440), (4992, 13265), (5306, 12480), (5460, 12128), (5685, 11648), (5824, 11370), (6064, 10920), (6240, 10612), (6720, 9854), (7280, 9096), (7580, 8736), (7959, 8320)]