38426640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:369

約数の個数: 160

約数和(自身を含む): 138205440

約数和(自身を除く): 99778800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 89, 105, 112, 120, 140, 168, 178, 210, 240, 257, 267, 280, 336, 356, 420, 445, 514, 534, 560, 623, 712, 771, 840, 890, 1028, 1068, 1246, 1285, 1335, 1424, 1542, 1680, 1780, 1799, 1869, 2056, 2136, 2492, 2570, 2670, 3084, 3115, 3560, 3598, 3738, 3855, 4112, 4272, 4984, 5140, 5340, 5397, 6168, 6230, 7120, 7196, 7476, 7710, 8995, 9345, 9968, 10280, 10680, 10794, 12336, 12460, 14392, 14952, 15420, 17990, 18690, 20560, 21360, 21588, 22873, 24920, 26985, 28784, 29904, 30840, 35980, 37380, 43176, 45746, 49840, 53970, 61680, 68619, 71960, 74760, 86352, 91492, 107940, 114365, 137238, 143920, 149520, 160111, 182984, 215880, 228730, 274476, 320222, 343095, 365968, 431760, 457460, 480333, 548952, 640444, 686190, 800555, 914920, 960666, 1097904, 1280888, 1372380, 1601110, 1829840, 1921332, 2401665, 2561776, 2744760, 3202220, 3842664, 4803330, 5489520, 6404440, 7685328, 9606660, 12808880, 19213320, 38426640]

約数ペア:

[(1, 38426640), (2, 19213320), (3, 12808880), (4, 9606660), (5, 7685328), (6, 6404440), (7, 5489520), (8, 4803330), (10, 3842664), (12, 3202220), (14, 2744760), (15, 2561776), (16, 2401665), (20, 1921332), (21, 1829840), (24, 1601110), (28, 1372380), (30, 1280888), (35, 1097904), (40, 960666), (42, 914920), (48, 800555), (56, 686190), (60, 640444), (70, 548952), (80, 480333), (84, 457460), (89, 431760), (105, 365968), (112, 343095), (120, 320222), (140, 274476), (168, 228730), (178, 215880), (210, 182984), (240, 160111), (257, 149520), (267, 143920), (280, 137238), (336, 114365), (356, 107940), (420, 91492), (445, 86352), (514, 74760), (534, 71960), (560, 68619), (623, 61680), (712, 53970), (771, 49840), (840, 45746), (890, 43176), (1028, 37380), (1068, 35980), (1246, 30840), (1285, 29904), (1335, 28784), (1424, 26985), (1542, 24920), (1680, 22873), (1780, 21588), (1799, 21360), (1869, 20560), (2056, 18690), (2136, 17990), (2492, 15420), (2570, 14952), (2670, 14392), (3084, 12460), (3115, 12336), (3560, 10794), (3598, 10680), (3738, 10280), (3855, 9968), (4112, 9345), (4272, 8995), (4984, 7710), (5140, 7476), (5340, 7196), (5397, 7120), (6168, 6230)]