61107520

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:320

約数の個数: 112

約数和(自身を含む): 158008320

約数和(自身を除く): 96900800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 64, 68, 80, 85, 94, 136, 160, 170, 188, 235, 239, 272, 320, 340, 376, 470, 478, 544, 680, 752, 799, 940, 956, 1088, 1195, 1360, 1504, 1598, 1880, 1912, 2390, 2720, 3008, 3196, 3760, 3824, 3995, 4063, 4780, 5440, 6392, 7520, 7648, 7990, 8126, 9560, 11233, 12784, 15040, 15296, 15980, 16252, 19120, 20315, 22466, 25568, 31960, 32504, 38240, 40630, 44932, 51136, 56165, 63920, 65008, 76480, 81260, 89864, 112330, 127840, 130016, 162520, 179728, 190961, 224660, 255680, 260032, 325040, 359456, 381922, 449320, 650080, 718912, 763844, 898640, 954805, 1300160, 1527688, 1797280, 1909610, 3055376, 3594560, 3819220, 6110752, 7638440, 12221504, 15276880, 30553760, 61107520]

約数ペア:

[(1, 61107520), (2, 30553760), (4, 15276880), (5, 12221504), (8, 7638440), (10, 6110752), (16, 3819220), (17, 3594560), (20, 3055376), (32, 1909610), (34, 1797280), (40, 1527688), (47, 1300160), (64, 954805), (68, 898640), (80, 763844), (85, 718912), (94, 650080), (136, 449320), (160, 381922), (170, 359456), (188, 325040), (235, 260032), (239, 255680), (272, 224660), (320, 190961), (340, 179728), (376, 162520), (470, 130016), (478, 127840), (544, 112330), (680, 89864), (752, 81260), (799, 76480), (940, 65008), (956, 63920), (1088, 56165), (1195, 51136), (1360, 44932), (1504, 40630), (1598, 38240), (1880, 32504), (1912, 31960), (2390, 25568), (2720, 22466), (3008, 20315), (3196, 19120), (3760, 16252), (3824, 15980), (3995, 15296), (4063, 15040), (4780, 12784), (5440, 11233), (6392, 9560), (7520, 8126), (7648, 7990)]