228965940

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:420

約数の個数: 240

約数和(自身を含む): 836863104

約数和(自身を除く): 607897164

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 61, 63, 70, 81, 84, 90, 105, 108, 122, 126, 135, 140, 162, 180, 183, 189, 210, 244, 252, 270, 305, 315, 324, 331, 366, 378, 405, 420, 427, 540, 549, 567, 610, 630, 662, 732, 756, 810, 854, 915, 945, 993, 1098, 1134, 1220, 1260, 1281, 1324, 1620, 1647, 1655, 1708, 1830, 1890, 1986, 2135, 2196, 2268, 2317, 2562, 2745, 2835, 2979, 3294, 3310, 3660, 3780, 3843, 3972, 4270, 4634, 4941, 4965, 5124, 5490, 5670, 5958, 6405, 6588, 6620, 6951, 7686, 8235, 8540, 8937, 9268, 9882, 9930, 10980, 11340, 11529, 11585, 11916, 12810, 13902, 14895, 15372, 16470, 17874, 19215, 19764, 19860, 20191, 20853, 23058, 23170, 24705, 25620, 26811, 27804, 29790, 32940, 34587, 34755, 35748, 38430, 40382, 41706, 44685, 46116, 46340, 49410, 53622, 57645, 59580, 60573, 62559, 69174, 69510, 76860, 80764, 83412, 89370, 98820, 100955, 104265, 107244, 115290, 121146, 125118, 134055, 138348, 139020, 141337, 172935, 178740, 181719, 187677, 201910, 208530, 230580, 242292, 250236, 268110, 282674, 302865, 312795, 345870, 363438, 375354, 403820, 417060, 424011, 536220, 545157, 565348, 605730, 625590, 691740, 706685, 726876, 750708, 848022, 908595, 938385, 1090314, 1211460, 1251180, 1272033, 1413370, 1635471, 1696044, 1817190, 1876770, 2120055, 2180628, 2544066, 2725785, 2826740, 3270942, 3634380, 3753540, 3816099, 4240110, 5088132, 5451570, 6360165, 6541884, 7632198, 8177355, 8480220, 10903140, 11448297, 12720330, 15264396, 16354710, 19080495, 22896594, 25440660, 32709420, 38160990, 45793188, 57241485, 76321980, 114482970, 228965940]

約数ペア:

[(1, 228965940), (2, 114482970), (3, 76321980), (4, 57241485), (5, 45793188), (6, 38160990), (7, 32709420), (9, 25440660), (10, 22896594), (12, 19080495), (14, 16354710), (15, 15264396), (18, 12720330), (20, 11448297), (21, 10903140), (27, 8480220), (28, 8177355), (30, 7632198), (35, 6541884), (36, 6360165), (42, 5451570), (45, 5088132), (54, 4240110), (60, 3816099), (61, 3753540), (63, 3634380), (70, 3270942), (81, 2826740), (84, 2725785), (90, 2544066), (105, 2180628), (108, 2120055), (122, 1876770), (126, 1817190), (135, 1696044), (140, 1635471), (162, 1413370), (180, 1272033), (183, 1251180), (189, 1211460), (210, 1090314), (244, 938385), (252, 908595), (270, 848022), (305, 750708), (315, 726876), (324, 706685), (331, 691740), (366, 625590), (378, 605730), (405, 565348), (420, 545157), (427, 536220), (540, 424011), (549, 417060), (567, 403820), (610, 375354), (630, 363438), (662, 345870), (732, 312795), (756, 302865), (810, 282674), (854, 268110), (915, 250236), (945, 242292), (993, 230580), (1098, 208530), (1134, 201910), (1220, 187677), (1260, 181719), (1281, 178740), (1324, 172935), (1620, 141337), (1647, 139020), (1655, 138348), (1708, 134055), (1830, 125118), (1890, 121146), (1986, 115290), (2135, 107244), (2196, 104265), (2268, 100955), (2317, 98820), (2562, 89370), (2745, 83412), (2835, 80764), (2979, 76860), (3294, 69510), (3310, 69174), (3660, 62559), (3780, 60573), (3843, 59580), (3972, 57645), (4270, 53622), (4634, 49410), (4941, 46340), (4965, 46116), (5124, 44685), (5490, 41706), (5670, 40382), (5958, 38430), (6405, 35748), (6588, 34755), (6620, 34587), (6951, 32940), (7686, 29790), (8235, 27804), (8540, 26811), (8937, 25620), (9268, 24705), (9882, 23170), (9930, 23058), (10980, 20853), (11340, 20191), (11529, 19860), (11585, 19764), (11916, 19215), (12810, 17874), (13902, 16470), (14895, 15372)]