280318440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:244

約数の個数: 192

約数和(自身を含む): 915105600

約数和(自身を除く): 634787160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 59, 60, 68, 85, 102, 118, 120, 136, 137, 170, 177, 204, 236, 255, 274, 289, 295, 340, 354, 408, 411, 472, 510, 548, 578, 590, 680, 685, 708, 822, 867, 885, 1003, 1020, 1096, 1156, 1180, 1370, 1416, 1445, 1644, 1734, 1770, 2006, 2040, 2055, 2312, 2329, 2360, 2740, 2890, 3009, 3288, 3468, 3540, 4012, 4110, 4335, 4658, 5015, 5480, 5780, 6018, 6936, 6987, 7080, 8024, 8083, 8220, 8670, 9316, 10030, 11560, 11645, 12036, 13974, 15045, 16166, 16440, 17051, 17340, 18632, 20060, 23290, 24072, 24249, 27948, 30090, 32332, 34102, 34680, 34935, 39593, 40120, 40415, 46580, 48498, 51153, 55896, 60180, 64664, 68204, 69870, 79186, 80830, 85255, 93160, 96996, 102306, 118779, 120360, 121245, 136408, 137411, 139740, 158372, 161660, 170510, 193992, 197965, 204612, 237558, 242490, 255765, 274822, 279480, 316744, 323320, 341020, 395930, 409224, 412233, 475116, 484980, 511530, 549644, 593895, 682040, 687055, 791860, 824466, 950232, 969960, 1023060, 1099288, 1187790, 1374110, 1583720, 1648932, 2046120, 2061165, 2335987, 2375580, 2748220, 3297864, 4122330, 4671974, 4751160, 5496440, 7007961, 8244660, 9343948, 11679935, 14015922, 16489320, 18687896, 23359870, 28031844, 35039805, 46719740, 56063688, 70079610, 93439480, 140159220, 280318440]

約数ペア:

[(1, 280318440), (2, 140159220), (3, 93439480), (4, 70079610), (5, 56063688), (6, 46719740), (8, 35039805), (10, 28031844), (12, 23359870), (15, 18687896), (17, 16489320), (20, 14015922), (24, 11679935), (30, 9343948), (34, 8244660), (40, 7007961), (51, 5496440), (59, 4751160), (60, 4671974), (68, 4122330), (85, 3297864), (102, 2748220), (118, 2375580), (120, 2335987), (136, 2061165), (137, 2046120), (170, 1648932), (177, 1583720), (204, 1374110), (236, 1187790), (255, 1099288), (274, 1023060), (289, 969960), (295, 950232), (340, 824466), (354, 791860), (408, 687055), (411, 682040), (472, 593895), (510, 549644), (548, 511530), (578, 484980), (590, 475116), (680, 412233), (685, 409224), (708, 395930), (822, 341020), (867, 323320), (885, 316744), (1003, 279480), (1020, 274822), (1096, 255765), (1156, 242490), (1180, 237558), (1370, 204612), (1416, 197965), (1445, 193992), (1644, 170510), (1734, 161660), (1770, 158372), (2006, 139740), (2040, 137411), (2055, 136408), (2312, 121245), (2329, 120360), (2360, 118779), (2740, 102306), (2890, 96996), (3009, 93160), (3288, 85255), (3468, 80830), (3540, 79186), (4012, 69870), (4110, 68204), (4335, 64664), (4658, 60180), (5015, 55896), (5480, 51153), (5780, 48498), (6018, 46580), (6936, 40415), (6987, 40120), (7080, 39593), (8024, 34935), (8083, 34680), (8220, 34102), (8670, 32332), (9316, 30090), (10030, 27948), (11560, 24249), (11645, 24072), (12036, 23290), (13974, 20060), (15045, 18632), (16166, 17340), (16440, 17051)]