40079200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:465

約数の個数: 144

約数和(自身を含む): 118679904

約数和(自身を除く): 78600704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 32, 34, 35, 40, 50, 56, 68, 70, 80, 85, 100, 112, 119, 136, 140, 160, 170, 175, 200, 224, 238, 272, 280, 340, 350, 400, 421, 425, 476, 544, 560, 595, 680, 700, 800, 842, 850, 952, 1120, 1190, 1360, 1400, 1684, 1700, 1904, 2105, 2380, 2720, 2800, 2947, 2975, 3368, 3400, 3808, 4210, 4760, 5600, 5894, 5950, 6736, 6800, 7157, 8420, 9520, 10525, 11788, 11900, 13472, 13600, 14314, 14735, 16840, 19040, 21050, 23576, 23800, 28628, 29470, 33680, 35785, 42100, 47152, 47600, 50099, 57256, 58940, 67360, 71570, 73675, 84200, 94304, 95200, 100198, 114512, 117880, 143140, 147350, 168400, 178925, 200396, 229024, 235760, 250495, 286280, 294700, 336800, 357850, 400792, 471520, 500990, 572560, 589400, 715700, 801584, 1001980, 1145120, 1178800, 1252475, 1431400, 1603168, 2003960, 2357600, 2504950, 2862800, 4007920, 5009900, 5725600, 8015840, 10019800, 20039600, 40079200]

約数ペア:

[(1, 40079200), (2, 20039600), (4, 10019800), (5, 8015840), (7, 5725600), (8, 5009900), (10, 4007920), (14, 2862800), (16, 2504950), (17, 2357600), (20, 2003960), (25, 1603168), (28, 1431400), (32, 1252475), (34, 1178800), (35, 1145120), (40, 1001980), (50, 801584), (56, 715700), (68, 589400), (70, 572560), (80, 500990), (85, 471520), (100, 400792), (112, 357850), (119, 336800), (136, 294700), (140, 286280), (160, 250495), (170, 235760), (175, 229024), (200, 200396), (224, 178925), (238, 168400), (272, 147350), (280, 143140), (340, 117880), (350, 114512), (400, 100198), (421, 95200), (425, 94304), (476, 84200), (544, 73675), (560, 71570), (595, 67360), (680, 58940), (700, 57256), (800, 50099), (842, 47600), (850, 47152), (952, 42100), (1120, 35785), (1190, 33680), (1360, 29470), (1400, 28628), (1684, 23800), (1700, 23576), (1904, 21050), (2105, 19040), (2380, 16840), (2720, 14735), (2800, 14314), (2947, 13600), (2975, 13472), (3368, 11900), (3400, 11788), (3808, 10525), (4210, 9520), (4760, 8420), (5600, 7157), (5894, 6800), (5950, 6736)]