280964640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:575

約数の個数: 192

約数和(自身を含む): 975421440

約数和(自身を除く): 694456800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 127, 132, 160, 165, 176, 220, 240, 254, 264, 330, 352, 381, 419, 440, 480, 508, 528, 635, 660, 762, 838, 880, 1016, 1056, 1257, 1270, 1320, 1397, 1524, 1676, 1760, 1905, 2032, 2095, 2514, 2540, 2640, 2794, 3048, 3352, 3810, 4064, 4190, 4191, 4609, 5028, 5080, 5280, 5588, 6096, 6285, 6704, 6985, 7620, 8380, 8382, 9218, 10056, 10160, 11176, 12192, 12570, 13408, 13827, 13970, 15240, 16760, 16764, 18436, 20112, 20320, 20955, 22352, 23045, 25140, 27654, 27940, 30480, 33520, 33528, 36872, 40224, 41910, 44704, 46090, 50280, 53213, 55308, 55880, 60960, 67040, 67056, 69135, 73744, 83820, 92180, 100560, 106426, 110616, 111760, 134112, 138270, 147488, 159639, 167640, 184360, 201120, 212852, 221232, 223520, 266065, 276540, 319278, 335280, 368720, 425704, 442464, 532130, 553080, 585343, 638556, 670560, 737440, 798195, 851408, 1064260, 1106160, 1170686, 1277112, 1596390, 1702816, 1756029, 2128520, 2212320, 2341372, 2554224, 2926715, 3192780, 3512058, 4257040, 4682744, 5108448, 5853430, 6385560, 7024116, 8514080, 8780145, 9365488, 11706860, 12771120, 14048232, 17560290, 18730976, 23413720, 25542240, 28096464, 35120580, 46827440, 56192928, 70241160, 93654880, 140482320, 280964640]

約数ペア:

[(1, 280964640), (2, 140482320), (3, 93654880), (4, 70241160), (5, 56192928), (6, 46827440), (8, 35120580), (10, 28096464), (11, 25542240), (12, 23413720), (15, 18730976), (16, 17560290), (20, 14048232), (22, 12771120), (24, 11706860), (30, 9365488), (32, 8780145), (33, 8514080), (40, 7024116), (44, 6385560), (48, 5853430), (55, 5108448), (60, 4682744), (66, 4257040), (80, 3512058), (88, 3192780), (96, 2926715), (110, 2554224), (120, 2341372), (127, 2212320), (132, 2128520), (160, 1756029), (165, 1702816), (176, 1596390), (220, 1277112), (240, 1170686), (254, 1106160), (264, 1064260), (330, 851408), (352, 798195), (381, 737440), (419, 670560), (440, 638556), (480, 585343), (508, 553080), (528, 532130), (635, 442464), (660, 425704), (762, 368720), (838, 335280), (880, 319278), (1016, 276540), (1056, 266065), (1257, 223520), (1270, 221232), (1320, 212852), (1397, 201120), (1524, 184360), (1676, 167640), (1760, 159639), (1905, 147488), (2032, 138270), (2095, 134112), (2514, 111760), (2540, 110616), (2640, 106426), (2794, 100560), (3048, 92180), (3352, 83820), (3810, 73744), (4064, 69135), (4190, 67056), (4191, 67040), (4609, 60960), (5028, 55880), (5080, 55308), (5280, 53213), (5588, 50280), (6096, 46090), (6285, 44704), (6704, 41910), (6985, 40224), (7620, 36872), (8380, 33528), (8382, 33520), (9218, 30480), (10056, 27940), (10160, 27654), (11176, 25140), (12192, 23045), (12570, 22352), (13408, 20955), (13827, 20320), (13970, 20112), (15240, 18436), (16760, 16764)]