399860160

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:563

約数の個数: 224

約数和(自身を含む): 1464015360

約数和(自身を除く): 1064155200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 157, 160, 168, 192, 210, 224, 240, 280, 314, 320, 336, 379, 420, 448, 471, 480, 560, 628, 672, 758, 785, 840, 942, 960, 1099, 1120, 1137, 1256, 1344, 1516, 1570, 1680, 1884, 1895, 2198, 2240, 2274, 2355, 2512, 2653, 3032, 3140, 3297, 3360, 3768, 3790, 4396, 4548, 4710, 5024, 5306, 5495, 5685, 6064, 6280, 6594, 6720, 7536, 7580, 7959, 8792, 9096, 9420, 10048, 10612, 10990, 11370, 12128, 12560, 13188, 13265, 15072, 15160, 15918, 16485, 17584, 18192, 18840, 21224, 21980, 22740, 24256, 25120, 26376, 26530, 30144, 30320, 31836, 32970, 35168, 36384, 37680, 39795, 42448, 43960, 45480, 50240, 52752, 53060, 59503, 60640, 63672, 65940, 70336, 72768, 75360, 79590, 84896, 87920, 90960, 105504, 106120, 119006, 121280, 127344, 131880, 150720, 159180, 169792, 175840, 178509, 181920, 211008, 212240, 238012, 254688, 263760, 297515, 318360, 351680, 357018, 363840, 416521, 424480, 476024, 509376, 527520, 595030, 636720, 714036, 833042, 848960, 892545, 952048, 1055040, 1190060, 1249563, 1273440, 1428072, 1666084, 1785090, 1904096, 2082605, 2380120, 2499126, 2546880, 2856144, 3332168, 3570180, 3808192, 4165210, 4760240, 4998252, 5712288, 6247815, 6664336, 7140360, 8330420, 9520480, 9996504, 11424576, 12495630, 13328672, 14280720, 16660840, 19040960, 19993008, 24991260, 26657344, 28561440, 33321680, 39986016, 49982520, 57122880, 66643360, 79972032, 99965040, 133286720, 199930080, 399860160]

約数ペア:

[(1, 399860160), (2, 199930080), (3, 133286720), (4, 99965040), (5, 79972032), (6, 66643360), (7, 57122880), (8, 49982520), (10, 39986016), (12, 33321680), (14, 28561440), (15, 26657344), (16, 24991260), (20, 19993008), (21, 19040960), (24, 16660840), (28, 14280720), (30, 13328672), (32, 12495630), (35, 11424576), (40, 9996504), (42, 9520480), (48, 8330420), (56, 7140360), (60, 6664336), (64, 6247815), (70, 5712288), (80, 4998252), (84, 4760240), (96, 4165210), (105, 3808192), (112, 3570180), (120, 3332168), (140, 2856144), (157, 2546880), (160, 2499126), (168, 2380120), (192, 2082605), (210, 1904096), (224, 1785090), (240, 1666084), (280, 1428072), (314, 1273440), (320, 1249563), (336, 1190060), (379, 1055040), (420, 952048), (448, 892545), (471, 848960), (480, 833042), (560, 714036), (628, 636720), (672, 595030), (758, 527520), (785, 509376), (840, 476024), (942, 424480), (960, 416521), (1099, 363840), (1120, 357018), (1137, 351680), (1256, 318360), (1344, 297515), (1516, 263760), (1570, 254688), (1680, 238012), (1884, 212240), (1895, 211008), (2198, 181920), (2240, 178509), (2274, 175840), (2355, 169792), (2512, 159180), (2653, 150720), (3032, 131880), (3140, 127344), (3297, 121280), (3360, 119006), (3768, 106120), (3790, 105504), (4396, 90960), (4548, 87920), (4710, 84896), (5024, 79590), (5306, 75360), (5495, 72768), (5685, 70336), (6064, 65940), (6280, 63672), (6594, 60640), (6720, 59503), (7536, 53060), (7580, 52752), (7959, 50240), (8792, 45480), (9096, 43960), (9420, 42448), (10048, 39795), (10612, 37680), (10990, 36384), (11370, 35168), (12128, 32970), (12560, 31836), (13188, 30320), (13265, 30144), (15072, 26530), (15160, 26376), (15918, 25120), (16485, 24256), (17584, 22740), (18192, 21980), (18840, 21224)]