1259418820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:104

約数の個数: 144

約数和(自身を含む): 3214318464

約数和(自身を除く): 1954899644

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 23, 34, 44, 46, 55, 68, 85, 92, 110, 115, 121, 170, 187, 220, 230, 242, 253, 340, 374, 391, 460, 484, 506, 605, 748, 782, 935, 1012, 1210, 1265, 1331, 1564, 1870, 1955, 2057, 2420, 2530, 2662, 2783, 3740, 3910, 4114, 4301, 5060, 5324, 5566, 6655, 7820, 8228, 8602, 10285, 11132, 13310, 13915, 14641, 17204, 20570, 21505, 22627, 26620, 27830, 29282, 30613, 41140, 43010, 45254, 47311, 55660, 58564, 61226, 73205, 86020, 90508, 94622, 113135, 122452, 146410, 153065, 161051, 189244, 226270, 236555, 248897, 292820, 306130, 322102, 336743, 452540, 473110, 497794, 520421, 612260, 644204, 673486, 805255, 946220, 995588, 1040842, 1244485, 1346972, 1610510, 1683715, 2081684, 2488970, 2602105, 2737867, 3221020, 3367430, 3704173, 4977940, 5204210, 5475734, 5724631, 6734860, 7408346, 10408420, 10951468, 11449262, 13689335, 14816692, 18520865, 22898524, 27378670, 28623155, 37041730, 54757340, 57246310, 62970941, 74083460, 114492620, 125941882, 251883764, 314854705, 629709410, 1259418820]

約数ペア:

[(1, 1259418820), (2, 629709410), (4, 314854705), (5, 251883764), (10, 125941882), (11, 114492620), (17, 74083460), (20, 62970941), (22, 57246310), (23, 54757340), (34, 37041730), (44, 28623155), (46, 27378670), (55, 22898524), (68, 18520865), (85, 14816692), (92, 13689335), (110, 11449262), (115, 10951468), (121, 10408420), (170, 7408346), (187, 6734860), (220, 5724631), (230, 5475734), (242, 5204210), (253, 4977940), (340, 3704173), (374, 3367430), (391, 3221020), (460, 2737867), (484, 2602105), (506, 2488970), (605, 2081684), (748, 1683715), (782, 1610510), (935, 1346972), (1012, 1244485), (1210, 1040842), (1265, 995588), (1331, 946220), (1564, 805255), (1870, 673486), (1955, 644204), (2057, 612260), (2420, 520421), (2530, 497794), (2662, 473110), (2783, 452540), (3740, 336743), (3910, 322102), (4114, 306130), (4301, 292820), (5060, 248897), (5324, 236555), (5566, 226270), (6655, 189244), (7820, 161051), (8228, 153065), (8602, 146410), (10285, 122452), (11132, 113135), (13310, 94622), (13915, 90508), (14641, 86020), (17204, 73205), (20570, 61226), (21505, 58564), (22627, 55660), (26620, 47311), (27830, 45254), (29282, 43010), (30613, 41140)]