1318800

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{157}}^1$

素因数の和:185

約数の個数: 120

約数和(自身を含む): 4858816

約数和(自身を除く): 3540016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 157, 168, 175, 200, 210, 240, 280, 300, 314, 336, 350, 400, 420, 471, 525, 560, 600, 628, 700, 785, 840, 942, 1050, 1099, 1200, 1256, 1400, 1570, 1680, 1884, 2100, 2198, 2355, 2512, 2800, 3140, 3297, 3768, 3925, 4200, 4396, 4710, 5495, 6280, 6594, 7536, 7850, 8400, 8792, 9420, 10990, 11775, 12560, 13188, 15700, 16485, 17584, 18840, 21980, 23550, 26376, 27475, 31400, 32970, 37680, 43960, 47100, 52752, 54950, 62800, 65940, 82425, 87920, 94200, 109900, 131880, 164850, 188400, 219800, 263760, 329700, 439600, 659400, 1318800]

約数ペア:

[(1, 1318800), (2, 659400), (3, 439600), (4, 329700), (5, 263760), (6, 219800), (7, 188400), (8, 164850), (10, 131880), (12, 109900), (14, 94200), (15, 87920), (16, 82425), (20, 65940), (21, 62800), (24, 54950), (25, 52752), (28, 47100), (30, 43960), (35, 37680), (40, 32970), (42, 31400), (48, 27475), (50, 26376), (56, 23550), (60, 21980), (70, 18840), (75, 17584), (80, 16485), (84, 15700), (100, 13188), (105, 12560), (112, 11775), (120, 10990), (140, 9420), (150, 8792), (157, 8400), (168, 7850), (175, 7536), (200, 6594), (210, 6280), (240, 5495), (280, 4710), (300, 4396), (314, 4200), (336, 3925), (350, 3768), (400, 3297), (420, 3140), (471, 2800), (525, 2512), (560, 2355), (600, 2198), (628, 2100), (700, 1884), (785, 1680), (840, 1570), (942, 1400), (1050, 1256), (1099, 1200)]