390403440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1091}}^1$

素因数の和:1188

約数の個数: 240

約数和(自身を含む): 1520902656

約数和(自身を除く): 1130499216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 71, 72, 80, 84, 90, 105, 112, 120, 126, 140, 142, 144, 168, 180, 210, 213, 240, 252, 280, 284, 315, 336, 355, 360, 420, 426, 497, 504, 560, 568, 630, 639, 710, 720, 840, 852, 994, 1008, 1065, 1091, 1136, 1260, 1278, 1420, 1491, 1680, 1704, 1988, 2130, 2182, 2485, 2520, 2556, 2840, 2982, 3195, 3273, 3408, 3976, 4260, 4364, 4473, 4970, 5040, 5112, 5455, 5680, 5964, 6390, 6546, 7455, 7637, 7952, 8520, 8728, 8946, 9819, 9940, 10224, 10910, 11928, 12780, 13092, 14910, 15274, 16365, 17040, 17456, 17892, 19638, 19880, 21820, 22365, 22911, 23856, 25560, 26184, 29820, 30548, 32730, 35784, 38185, 39276, 39760, 43640, 44730, 45822, 49095, 51120, 52368, 59640, 61096, 65460, 68733, 71568, 76370, 77461, 78552, 87280, 89460, 91644, 98190, 114555, 119280, 122192, 130920, 137466, 152740, 154922, 157104, 178920, 183288, 196380, 229110, 232383, 261840, 274932, 305480, 309844, 343665, 357840, 366576, 387305, 392760, 458220, 464766, 542227, 549864, 610960, 619688, 687330, 697149, 774610, 785520, 916440, 929532, 1084454, 1099728, 1161915, 1239376, 1374660, 1394298, 1549220, 1626681, 1832880, 1859064, 2168908, 2323830, 2711135, 2749320, 2788596, 3098440, 3253362, 3485745, 3718128, 4337816, 4647660, 4880043, 5422270, 5498640, 5577192, 6196880, 6506724, 6971490, 8133405, 8675632, 9295320, 9760086, 10844540, 11154384, 13013448, 13942980, 16266810, 18590640, 19520172, 21689080, 24400215, 26026896, 27885960, 32533620, 39040344, 43378160, 48800430, 55771920, 65067240, 78080688, 97600860, 130134480, 195201720, 390403440]

約数ペア:

[(1, 390403440), (2, 195201720), (3, 130134480), (4, 97600860), (5, 78080688), (6, 65067240), (7, 55771920), (8, 48800430), (9, 43378160), (10, 39040344), (12, 32533620), (14, 27885960), (15, 26026896), (16, 24400215), (18, 21689080), (20, 19520172), (21, 18590640), (24, 16266810), (28, 13942980), (30, 13013448), (35, 11154384), (36, 10844540), (40, 9760086), (42, 9295320), (45, 8675632), (48, 8133405), (56, 6971490), (60, 6506724), (63, 6196880), (70, 5577192), (71, 5498640), (72, 5422270), (80, 4880043), (84, 4647660), (90, 4337816), (105, 3718128), (112, 3485745), (120, 3253362), (126, 3098440), (140, 2788596), (142, 2749320), (144, 2711135), (168, 2323830), (180, 2168908), (210, 1859064), (213, 1832880), (240, 1626681), (252, 1549220), (280, 1394298), (284, 1374660), (315, 1239376), (336, 1161915), (355, 1099728), (360, 1084454), (420, 929532), (426, 916440), (497, 785520), (504, 774610), (560, 697149), (568, 687330), (630, 619688), (639, 610960), (710, 549864), (720, 542227), (840, 464766), (852, 458220), (994, 392760), (1008, 387305), (1065, 366576), (1091, 357840), (1136, 343665), (1260, 309844), (1278, 305480), (1420, 274932), (1491, 261840), (1680, 232383), (1704, 229110), (1988, 196380), (2130, 183288), (2182, 178920), (2485, 157104), (2520, 154922), (2556, 152740), (2840, 137466), (2982, 130920), (3195, 122192), (3273, 119280), (3408, 114555), (3976, 98190), (4260, 91644), (4364, 89460), (4473, 87280), (4970, 78552), (5040, 77461), (5112, 76370), (5455, 71568), (5680, 68733), (5964, 65460), (6390, 61096), (6546, 59640), (7455, 52368), (7637, 51120), (7952, 49095), (8520, 45822), (8728, 44730), (8946, 43640), (9819, 39760), (9940, 39276), (10224, 38185), (10910, 35784), (11928, 32730), (12780, 30548), (13092, 29820), (14910, 26184), (15274, 25560), (16365, 23856), (17040, 22911), (17456, 22365), (17892, 21820), (19638, 19880)]