47001780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{73}}^2$

素因数の和:175

約数の個数: 162

約数和(自身を含む): 168152166

約数和(自身を除く): 121150386

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 73, 84, 90, 98, 105, 126, 140, 146, 147, 180, 196, 210, 219, 245, 252, 292, 294, 315, 365, 420, 438, 441, 490, 511, 588, 630, 657, 730, 735, 876, 882, 980, 1022, 1095, 1260, 1314, 1460, 1470, 1533, 1764, 2044, 2190, 2205, 2555, 2628, 2940, 3066, 3285, 3577, 4380, 4410, 4599, 5110, 5329, 6132, 6570, 7154, 7665, 8820, 9198, 10220, 10658, 10731, 13140, 14308, 15330, 15987, 17885, 18396, 21316, 21462, 22995, 26645, 30660, 31974, 32193, 35770, 37303, 42924, 45990, 47961, 53290, 53655, 63948, 64386, 71540, 74606, 79935, 91980, 95922, 106580, 107310, 111909, 128772, 149212, 159870, 160965, 186515, 191844, 214620, 223818, 239805, 261121, 319740, 321930, 335727, 373030, 447636, 479610, 522242, 559545, 643860, 671454, 746060, 783363, 959220, 1044484, 1119090, 1305605, 1342908, 1566726, 1678635, 2238180, 2350089, 2611210, 3133452, 3357270, 3916815, 4700178, 5222420, 6714540, 7833630, 9400356, 11750445, 15667260, 23500890, 47001780]

約数ペア:

[(1, 47001780), (2, 23500890), (3, 15667260), (4, 11750445), (5, 9400356), (6, 7833630), (7, 6714540), (9, 5222420), (10, 4700178), (12, 3916815), (14, 3357270), (15, 3133452), (18, 2611210), (20, 2350089), (21, 2238180), (28, 1678635), (30, 1566726), (35, 1342908), (36, 1305605), (42, 1119090), (45, 1044484), (49, 959220), (60, 783363), (63, 746060), (70, 671454), (73, 643860), (84, 559545), (90, 522242), (98, 479610), (105, 447636), (126, 373030), (140, 335727), (146, 321930), (147, 319740), (180, 261121), (196, 239805), (210, 223818), (219, 214620), (245, 191844), (252, 186515), (292, 160965), (294, 159870), (315, 149212), (365, 128772), (420, 111909), (438, 107310), (441, 106580), (490, 95922), (511, 91980), (588, 79935), (630, 74606), (657, 71540), (730, 64386), (735, 63948), (876, 53655), (882, 53290), (980, 47961), (1022, 45990), (1095, 42924), (1260, 37303), (1314, 35770), (1460, 32193), (1470, 31974), (1533, 30660), (1764, 26645), (2044, 22995), (2190, 21462), (2205, 21316), (2555, 18396), (2628, 17885), (2940, 15987), (3066, 15330), (3285, 14308), (3577, 13140), (4380, 10731), (4410, 10658), (4599, 10220), (5110, 9198), (5329, 8820), (6132, 7665), (6570, 7154)]