207780800

素因数分解:

$2^6\times 5^2\times {\mathrm{17}}^1\times {\mathrm{7639}}^1$

素因数の和:7678

約数の個数: 84

約数和(自身を含む): 541416240

約数和(自身を除く): 333635440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 136, 160, 170, 200, 272, 320, 340, 400, 425, 544, 680, 800, 850, 1088, 1360, 1600, 1700, 2720, 3400, 5440, 6800, 7639, 13600, 15278, 27200, 30556, 38195, 61112, 76390, 122224, 129863, 152780, 190975, 244448, 259726, 305560, 381950, 488896, 519452, 611120, 649315, 763900, 1038904, 1222240, 1298630, 1527800, 2077808, 2444480, 2597260, 3055600, 3246575, 4155616, 5194520, 6111200, 6493150, 8311232, 10389040, 12222400, 12986300, 20778080, 25972600, 41556160, 51945200, 103890400, 207780800]

約数ペア:

[(1, 207780800), (2, 103890400), (4, 51945200), (5, 41556160), (8, 25972600), (10, 20778080), (16, 12986300), (17, 12222400), (20, 10389040), (25, 8311232), (32, 6493150), (34, 6111200), (40, 5194520), (50, 4155616), (64, 3246575), (68, 3055600), (80, 2597260), (85, 2444480), (100, 2077808), (136, 1527800), (160, 1298630), (170, 1222240), (200, 1038904), (272, 763900), (320, 649315), (340, 611120), (400, 519452), (425, 488896), (544, 381950), (680, 305560), (800, 259726), (850, 244448), (1088, 190975), (1360, 152780), (1600, 129863), (1700, 122224), (2720, 76390), (3400, 61112), (5440, 38195), (6800, 30556), (7639, 27200), (13600, 15278)]