1227265760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{156539}}^1$

素因数の和:156568

約数の個数: 72

約数和(自身を含む): 3372810840

約数和(自身を除く): 2145545080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 156539, 313078, 626156, 782695, 1095773, 1252312, 1565390, 2191546, 2504624, 3130780, 4383092, 5009248, 5478865, 6261560, 7670411, 8766184, 10957730, 12523120, 15340822, 17532368, 21915460, 25046240, 30681644, 35064736, 38352055, 43830920, 61363288, 76704110, 87661840, 122726576, 153408220, 175323680, 245453152, 306816440, 613632880, 1227265760]

約数ペア:

[(1, 1227265760), (2, 613632880), (4, 306816440), (5, 245453152), (7, 175323680), (8, 153408220), (10, 122726576), (14, 87661840), (16, 76704110), (20, 61363288), (28, 43830920), (32, 38352055), (35, 35064736), (40, 30681644), (49, 25046240), (56, 21915460), (70, 17532368), (80, 15340822), (98, 12523120), (112, 10957730), (140, 8766184), (160, 7670411), (196, 6261560), (224, 5478865), (245, 5009248), (280, 4383092), (392, 3130780), (490, 2504624), (560, 2191546), (784, 1565390), (980, 1252312), (1120, 1095773), (1568, 782695), (1960, 626156), (3920, 313078), (7840, 156539)]