1256245860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:338

約数の個数: 192

約数和(自身を含む): 3775242240

約数和(自身を除く): 2518996380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 43, 60, 62, 86, 93, 113, 124, 129, 139, 155, 172, 186, 215, 226, 258, 278, 310, 339, 372, 417, 430, 452, 465, 516, 556, 565, 620, 645, 678, 695, 834, 860, 930, 1130, 1290, 1333, 1356, 1390, 1668, 1695, 1860, 2085, 2260, 2580, 2666, 2780, 3390, 3503, 3999, 4170, 4309, 4859, 5332, 5977, 6665, 6780, 7006, 7998, 8340, 8618, 9718, 10509, 11954, 12927, 13330, 14012, 14577, 15707, 15996, 17236, 17515, 17931, 19436, 19995, 21018, 21545, 23908, 24295, 25854, 26660, 29154, 29885, 31414, 35030, 35862, 39990, 42036, 43090, 47121, 48590, 51708, 52545, 58308, 59770, 62828, 64635, 70060, 71724, 72885, 78535, 79980, 86180, 89655, 94242, 97180, 105090, 119540, 129270, 145770, 150629, 157070, 179310, 185287, 188484, 210180, 235605, 258540, 291540, 301258, 314140, 358620, 370574, 451887, 471210, 486917, 555861, 602516, 675401, 741148, 753145, 903774, 926435, 942420, 973834, 1111722, 1350802, 1460751, 1506290, 1807548, 1852870, 1947668, 2026203, 2223444, 2259435, 2434585, 2701604, 2779305, 2921502, 3012580, 3377005, 3705740, 4052406, 4518870, 4869170, 5558610, 5843004, 6754010, 7303755, 8104812, 9037740, 9738340, 10131015, 11117220, 13508020, 14607510, 20262030, 20937431, 29215020, 40524060, 41874862, 62812293, 83749724, 104687155, 125624586, 209374310, 251249172, 314061465, 418748620, 628122930, 1256245860]

約数ペア:

[(1, 1256245860), (2, 628122930), (3, 418748620), (4, 314061465), (5, 251249172), (6, 209374310), (10, 125624586), (12, 104687155), (15, 83749724), (20, 62812293), (30, 41874862), (31, 40524060), (43, 29215020), (60, 20937431), (62, 20262030), (86, 14607510), (93, 13508020), (113, 11117220), (124, 10131015), (129, 9738340), (139, 9037740), (155, 8104812), (172, 7303755), (186, 6754010), (215, 5843004), (226, 5558610), (258, 4869170), (278, 4518870), (310, 4052406), (339, 3705740), (372, 3377005), (417, 3012580), (430, 2921502), (452, 2779305), (465, 2701604), (516, 2434585), (556, 2259435), (565, 2223444), (620, 2026203), (645, 1947668), (678, 1852870), (695, 1807548), (834, 1506290), (860, 1460751), (930, 1350802), (1130, 1111722), (1290, 973834), (1333, 942420), (1356, 926435), (1390, 903774), (1668, 753145), (1695, 741148), (1860, 675401), (2085, 602516), (2260, 555861), (2580, 486917), (2666, 471210), (2780, 451887), (3390, 370574), (3503, 358620), (3999, 314140), (4170, 301258), (4309, 291540), (4859, 258540), (5332, 235605), (5977, 210180), (6665, 188484), (6780, 185287), (7006, 179310), (7998, 157070), (8340, 150629), (8618, 145770), (9718, 129270), (10509, 119540), (11954, 105090), (12927, 97180), (13330, 94242), (14012, 89655), (14577, 86180), (15707, 79980), (15996, 78535), (17236, 72885), (17515, 71724), (17931, 70060), (19436, 64635), (19995, 62828), (21018, 59770), (21545, 58308), (23908, 52545), (24295, 51708), (25854, 48590), (26660, 47121), (29154, 43090), (29885, 42036), (31414, 39990), (35030, 35862)]