1213956800

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{383}}^1$

素因数の和:695

約数の個数: 168

約数和(自身を含む): 3434827776

約数和(自身を除く): 2220870976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 283, 320, 350, 383, 400, 448, 560, 566, 700, 766, 800, 1120, 1132, 1400, 1415, 1532, 1600, 1915, 1981, 2240, 2264, 2681, 2800, 2830, 3064, 3830, 3962, 4528, 5362, 5600, 5660, 6128, 7075, 7660, 7924, 9056, 9575, 9905, 10724, 11200, 11320, 12256, 13405, 14150, 15320, 15848, 18112, 19150, 19810, 21448, 22640, 24512, 26810, 28300, 30640, 31696, 38300, 39620, 42896, 45280, 49525, 53620, 56600, 61280, 63392, 67025, 76600, 79240, 85792, 90560, 99050, 107240, 108389, 113200, 122560, 126784, 134050, 153200, 158480, 171584, 198100, 214480, 216778, 226400, 268100, 306400, 316960, 396200, 428960, 433556, 452800, 536200, 541945, 612800, 633920, 758723, 792400, 857920, 867112, 1072400, 1083890, 1517446, 1584800, 1734224, 2144800, 2167780, 2709725, 3034892, 3169600, 3468448, 3793615, 4289600, 4335560, 5419450, 6069784, 6936896, 7587230, 8671120, 10838900, 12139568, 15174460, 17342240, 18968075, 21677800, 24279136, 30348920, 34684480, 37936150, 43355600, 48558272, 60697840, 75872300, 86711200, 121395680, 151744600, 173422400, 242791360, 303489200, 606978400, 1213956800]

約数ペア:

[(1, 1213956800), (2, 606978400), (4, 303489200), (5, 242791360), (7, 173422400), (8, 151744600), (10, 121395680), (14, 86711200), (16, 75872300), (20, 60697840), (25, 48558272), (28, 43355600), (32, 37936150), (35, 34684480), (40, 30348920), (50, 24279136), (56, 21677800), (64, 18968075), (70, 17342240), (80, 15174460), (100, 12139568), (112, 10838900), (140, 8671120), (160, 7587230), (175, 6936896), (200, 6069784), (224, 5419450), (280, 4335560), (283, 4289600), (320, 3793615), (350, 3468448), (383, 3169600), (400, 3034892), (448, 2709725), (560, 2167780), (566, 2144800), (700, 1734224), (766, 1584800), (800, 1517446), (1120, 1083890), (1132, 1072400), (1400, 867112), (1415, 857920), (1532, 792400), (1600, 758723), (1915, 633920), (1981, 612800), (2240, 541945), (2264, 536200), (2681, 452800), (2800, 433556), (2830, 428960), (3064, 396200), (3830, 316960), (3962, 306400), (4528, 268100), (5362, 226400), (5600, 216778), (5660, 214480), (6128, 198100), (7075, 171584), (7660, 158480), (7924, 153200), (9056, 134050), (9575, 126784), (9905, 122560), (10724, 113200), (11200, 108389), (11320, 107240), (12256, 99050), (13405, 90560), (14150, 85792), (15320, 79240), (15848, 76600), (18112, 67025), (19150, 63392), (19810, 61280), (21448, 56600), (22640, 53620), (24512, 49525), (26810, 45280), (28300, 42896), (30640, 39620), (31696, 38300)]