213731980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:117

約数の個数: 192

約数和(自身を含む): 598155264

約数和(自身を除く): 384423284

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 37, 44, 55, 62, 70, 74, 77, 110, 121, 124, 140, 148, 154, 155, 185, 217, 220, 242, 259, 308, 310, 341, 370, 385, 407, 434, 484, 518, 605, 620, 682, 740, 770, 814, 847, 868, 1036, 1085, 1147, 1210, 1295, 1331, 1364, 1540, 1628, 1694, 1705, 2035, 2170, 2294, 2387, 2420, 2590, 2662, 2849, 3388, 3410, 3751, 4070, 4235, 4340, 4477, 4588, 4774, 5180, 5324, 5698, 5735, 6655, 6820, 7502, 8029, 8140, 8470, 8954, 9317, 9548, 11396, 11470, 11935, 12617, 13310, 14245, 15004, 16058, 16940, 17908, 18634, 18755, 22385, 22940, 23870, 25234, 26257, 26620, 28490, 31339, 32116, 37268, 37510, 40145, 41261, 44770, 46585, 47740, 49247, 50468, 52514, 56980, 62678, 63085, 75020, 80290, 82522, 88319, 89540, 93170, 98494, 105028, 125356, 126170, 131285, 138787, 156695, 160580, 165044, 176638, 186340, 196988, 206305, 246235, 252340, 262570, 277574, 288827, 313390, 344729, 353276, 412610, 441595, 492470, 525140, 555148, 577654, 626780, 689458, 693935, 825220, 883190, 971509, 984940, 1155308, 1378916, 1387870, 1444135, 1526657, 1723645, 1766380, 1943018, 2775740, 2888270, 3053314, 3447290, 3886036, 4857545, 5776540, 6106628, 6894580, 7633285, 9715090, 10686599, 15266570, 19430180, 21373198, 30533140, 42746396, 53432995, 106865990, 213731980]

約数ペア:

[(1, 213731980), (2, 106865990), (4, 53432995), (5, 42746396), (7, 30533140), (10, 21373198), (11, 19430180), (14, 15266570), (20, 10686599), (22, 9715090), (28, 7633285), (31, 6894580), (35, 6106628), (37, 5776540), (44, 4857545), (55, 3886036), (62, 3447290), (70, 3053314), (74, 2888270), (77, 2775740), (110, 1943018), (121, 1766380), (124, 1723645), (140, 1526657), (148, 1444135), (154, 1387870), (155, 1378916), (185, 1155308), (217, 984940), (220, 971509), (242, 883190), (259, 825220), (308, 693935), (310, 689458), (341, 626780), (370, 577654), (385, 555148), (407, 525140), (434, 492470), (484, 441595), (518, 412610), (605, 353276), (620, 344729), (682, 313390), (740, 288827), (770, 277574), (814, 262570), (847, 252340), (868, 246235), (1036, 206305), (1085, 196988), (1147, 186340), (1210, 176638), (1295, 165044), (1331, 160580), (1364, 156695), (1540, 138787), (1628, 131285), (1694, 126170), (1705, 125356), (2035, 105028), (2170, 98494), (2294, 93170), (2387, 89540), (2420, 88319), (2590, 82522), (2662, 80290), (2849, 75020), (3388, 63085), (3410, 62678), (3751, 56980), (4070, 52514), (4235, 50468), (4340, 49247), (4477, 47740), (4588, 46585), (4774, 44770), (5180, 41261), (5324, 40145), (5698, 37510), (5735, 37268), (6655, 32116), (6820, 31339), (7502, 28490), (8029, 26620), (8140, 26257), (8470, 25234), (8954, 23870), (9317, 22940), (9548, 22385), (11396, 18755), (11470, 18634), (11935, 17908), (12617, 16940), (13310, 16058), (14245, 15004)]