280330440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{601}}^1$

素因数の和:664

約数の個数: 192

約数和(自身を含む): 951834240

約数和(自身を除く): 671503800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 169, 184, 195, 230, 260, 276, 299, 312, 338, 345, 390, 460, 507, 520, 552, 598, 601, 676, 690, 780, 845, 897, 920, 1014, 1196, 1202, 1352, 1380, 1495, 1560, 1690, 1794, 1803, 2028, 2392, 2404, 2535, 2760, 2990, 3005, 3380, 3588, 3606, 3887, 4056, 4485, 4808, 5070, 5980, 6010, 6760, 7176, 7212, 7774, 7813, 8970, 9015, 10140, 11661, 11960, 12020, 13823, 14424, 15548, 15626, 17940, 18030, 19435, 20280, 23322, 23439, 24040, 27646, 31096, 31252, 35880, 36060, 38870, 39065, 41469, 46644, 46878, 55292, 58305, 62504, 69115, 72120, 77740, 78130, 82938, 93288, 93756, 101569, 110584, 116610, 117195, 138230, 155480, 156260, 165876, 179699, 187512, 203138, 207345, 233220, 234390, 276460, 304707, 312520, 331752, 359398, 406276, 414690, 466440, 468780, 507845, 539097, 552920, 609414, 718796, 812552, 829380, 898495, 937560, 1015690, 1078194, 1218828, 1437592, 1523535, 1658760, 1796990, 2031380, 2156388, 2336087, 2437656, 2695485, 3047070, 3593980, 4062760, 4312776, 4672174, 5390970, 6094140, 7008261, 7187960, 9344348, 10781940, 11680435, 12188280, 14016522, 18688696, 21563880, 23360870, 28033044, 35041305, 46721740, 56066088, 70082610, 93443480, 140165220, 280330440]

約数ペア:

[(1, 280330440), (2, 140165220), (3, 93443480), (4, 70082610), (5, 56066088), (6, 46721740), (8, 35041305), (10, 28033044), (12, 23360870), (13, 21563880), (15, 18688696), (20, 14016522), (23, 12188280), (24, 11680435), (26, 10781940), (30, 9344348), (39, 7187960), (40, 7008261), (46, 6094140), (52, 5390970), (60, 4672174), (65, 4312776), (69, 4062760), (78, 3593980), (92, 3047070), (104, 2695485), (115, 2437656), (120, 2336087), (130, 2156388), (138, 2031380), (156, 1796990), (169, 1658760), (184, 1523535), (195, 1437592), (230, 1218828), (260, 1078194), (276, 1015690), (299, 937560), (312, 898495), (338, 829380), (345, 812552), (390, 718796), (460, 609414), (507, 552920), (520, 539097), (552, 507845), (598, 468780), (601, 466440), (676, 414690), (690, 406276), (780, 359398), (845, 331752), (897, 312520), (920, 304707), (1014, 276460), (1196, 234390), (1202, 233220), (1352, 207345), (1380, 203138), (1495, 187512), (1560, 179699), (1690, 165876), (1794, 156260), (1803, 155480), (2028, 138230), (2392, 117195), (2404, 116610), (2535, 110584), (2760, 101569), (2990, 93756), (3005, 93288), (3380, 82938), (3588, 78130), (3606, 77740), (3887, 72120), (4056, 69115), (4485, 62504), (4808, 58305), (5070, 55292), (5980, 46878), (6010, 46644), (6760, 41469), (7176, 39065), (7212, 38870), (7774, 36060), (7813, 35880), (8970, 31252), (9015, 31096), (10140, 27646), (11661, 24040), (11960, 23439), (12020, 23322), (13823, 20280), (14424, 19435), (15548, 18030), (15626, 17940)]