263417140

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:139

約数の個数: 192

約数和(自身を含む): 709632000

約数和(自身を除く): 446214860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 43, 47, 49, 70, 76, 86, 94, 95, 98, 133, 140, 172, 188, 190, 196, 215, 235, 245, 266, 301, 329, 343, 380, 430, 470, 490, 532, 602, 658, 665, 686, 817, 860, 893, 931, 940, 980, 1204, 1316, 1330, 1372, 1505, 1634, 1645, 1715, 1786, 1862, 2021, 2107, 2303, 2660, 3010, 3268, 3290, 3430, 3572, 3724, 4042, 4085, 4214, 4465, 4606, 4655, 5719, 6020, 6251, 6517, 6580, 6860, 8084, 8170, 8428, 8930, 9212, 9310, 10105, 10535, 11438, 11515, 12502, 13034, 14147, 14749, 16121, 16340, 17860, 18620, 20210, 21070, 22876, 23030, 25004, 26068, 28294, 28595, 29498, 31255, 32242, 32585, 38399, 40033, 40420, 42140, 43757, 46060, 56588, 57190, 58996, 62510, 64484, 65170, 70735, 73745, 76798, 80066, 80605, 87514, 99029, 114380, 125020, 130340, 141470, 147490, 153596, 160132, 161210, 175028, 191995, 198058, 200165, 218785, 268793, 280231, 282940, 294980, 306299, 322420, 383990, 396116, 400330, 437570, 495145, 537586, 560462, 612598, 693203, 767980, 800660, 875140, 990290, 1075172, 1120924, 1225196, 1343965, 1386406, 1401155, 1531495, 1881551, 1980580, 2687930, 2772812, 2802310, 3062990, 3466015, 3763102, 5375860, 5604620, 6125980, 6932030, 7526204, 9407755, 13170857, 13864060, 18815510, 26341714, 37631020, 52683428, 65854285, 131708570, 263417140]

約数ペア:

[(1, 263417140), (2, 131708570), (4, 65854285), (5, 52683428), (7, 37631020), (10, 26341714), (14, 18815510), (19, 13864060), (20, 13170857), (28, 9407755), (35, 7526204), (38, 6932030), (43, 6125980), (47, 5604620), (49, 5375860), (70, 3763102), (76, 3466015), (86, 3062990), (94, 2802310), (95, 2772812), (98, 2687930), (133, 1980580), (140, 1881551), (172, 1531495), (188, 1401155), (190, 1386406), (196, 1343965), (215, 1225196), (235, 1120924), (245, 1075172), (266, 990290), (301, 875140), (329, 800660), (343, 767980), (380, 693203), (430, 612598), (470, 560462), (490, 537586), (532, 495145), (602, 437570), (658, 400330), (665, 396116), (686, 383990), (817, 322420), (860, 306299), (893, 294980), (931, 282940), (940, 280231), (980, 268793), (1204, 218785), (1316, 200165), (1330, 198058), (1372, 191995), (1505, 175028), (1634, 161210), (1645, 160132), (1715, 153596), (1786, 147490), (1862, 141470), (2021, 130340), (2107, 125020), (2303, 114380), (2660, 99029), (3010, 87514), (3268, 80605), (3290, 80066), (3430, 76798), (3572, 73745), (3724, 70735), (4042, 65170), (4085, 64484), (4214, 62510), (4465, 58996), (4606, 57190), (4655, 56588), (5719, 46060), (6020, 43757), (6251, 42140), (6517, 40420), (6580, 40033), (6860, 38399), (8084, 32585), (8170, 32242), (8428, 31255), (8930, 29498), (9212, 28595), (9310, 28294), (10105, 26068), (10535, 25004), (11438, 23030), (11515, 22876), (12502, 21070), (13034, 20210), (14147, 18620), (14749, 17860), (16121, 16340)]