397855440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:394

約数の個数: 240

約数和(自身を含む): 1423718400

約数和(自身を除く): 1025862960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 127, 144, 152, 171, 180, 190, 228, 229, 240, 254, 285, 304, 342, 360, 380, 381, 456, 458, 508, 570, 635, 684, 687, 720, 760, 762, 855, 912, 916, 1016, 1140, 1143, 1145, 1270, 1368, 1374, 1520, 1524, 1710, 1832, 1905, 2032, 2061, 2280, 2286, 2290, 2413, 2540, 2736, 2748, 3048, 3420, 3435, 3664, 3810, 4122, 4351, 4560, 4572, 4580, 4826, 5080, 5496, 5715, 6096, 6840, 6870, 7239, 7620, 8244, 8702, 9144, 9160, 9652, 10160, 10305, 10992, 11430, 12065, 13053, 13680, 13740, 14478, 15240, 16488, 17404, 18288, 18320, 19304, 20610, 21717, 21755, 22860, 24130, 26106, 27480, 28956, 29083, 30480, 32976, 34808, 36195, 38608, 39159, 41220, 43434, 43510, 45720, 48260, 52212, 54960, 57912, 58166, 65265, 69616, 72390, 78318, 82440, 86868, 87020, 87249, 91440, 96520, 104424, 108585, 115824, 116332, 130530, 144780, 145415, 156636, 164880, 173736, 174040, 174498, 193040, 195795, 208848, 217170, 232664, 261060, 261747, 289560, 290830, 313272, 347472, 348080, 348996, 391590, 434340, 436245, 465328, 522120, 523494, 552577, 579120, 581660, 626544, 697992, 783180, 868680, 872490, 1044240, 1046988, 1105154, 1163320, 1308735, 1395984, 1566360, 1657731, 1737360, 1744980, 2093976, 2210308, 2326640, 2617470, 2762885, 3132720, 3315462, 3489960, 4187952, 4420616, 4973193, 5234940, 5525770, 6630924, 6979920, 8288655, 8841232, 9946386, 10469880, 11051540, 13261848, 16577310, 19892772, 20939760, 22103080, 24865965, 26523696, 33154620, 39785544, 44206160, 49731930, 66309240, 79571088, 99463860, 132618480, 198927720, 397855440]

約数ペア:

[(1, 397855440), (2, 198927720), (3, 132618480), (4, 99463860), (5, 79571088), (6, 66309240), (8, 49731930), (9, 44206160), (10, 39785544), (12, 33154620), (15, 26523696), (16, 24865965), (18, 22103080), (19, 20939760), (20, 19892772), (24, 16577310), (30, 13261848), (36, 11051540), (38, 10469880), (40, 9946386), (45, 8841232), (48, 8288655), (57, 6979920), (60, 6630924), (72, 5525770), (76, 5234940), (80, 4973193), (90, 4420616), (95, 4187952), (114, 3489960), (120, 3315462), (127, 3132720), (144, 2762885), (152, 2617470), (171, 2326640), (180, 2210308), (190, 2093976), (228, 1744980), (229, 1737360), (240, 1657731), (254, 1566360), (285, 1395984), (304, 1308735), (342, 1163320), (360, 1105154), (380, 1046988), (381, 1044240), (456, 872490), (458, 868680), (508, 783180), (570, 697992), (635, 626544), (684, 581660), (687, 579120), (720, 552577), (760, 523494), (762, 522120), (855, 465328), (912, 436245), (916, 434340), (1016, 391590), (1140, 348996), (1143, 348080), (1145, 347472), (1270, 313272), (1368, 290830), (1374, 289560), (1520, 261747), (1524, 261060), (1710, 232664), (1832, 217170), (1905, 208848), (2032, 195795), (2061, 193040), (2280, 174498), (2286, 174040), (2290, 173736), (2413, 164880), (2540, 156636), (2736, 145415), (2748, 144780), (3048, 130530), (3420, 116332), (3435, 115824), (3664, 108585), (3810, 104424), (4122, 96520), (4351, 91440), (4560, 87249), (4572, 87020), (4580, 86868), (4826, 82440), (5080, 78318), (5496, 72390), (5715, 69616), (6096, 65265), (6840, 58166), (6870, 57912), (7239, 54960), (7620, 52212), (8244, 48260), (8702, 45720), (9144, 43510), (9160, 43434), (9652, 41220), (10160, 39159), (10305, 38608), (10992, 36195), (11430, 34808), (12065, 32976), (13053, 30480), (13680, 29083), (13740, 28956), (14478, 27480), (15240, 26106), (16488, 24130), (17404, 22860), (18288, 21755), (18320, 21717), (19304, 20610)]