30128175

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 144

約数和(自身を含む): 70566912

約数和(自身を除く): 40438737

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 37, 45, 47, 55, 63, 75, 77, 99, 105, 111, 141, 165, 175, 185, 225, 231, 235, 259, 275, 315, 329, 333, 385, 407, 423, 495, 517, 525, 555, 693, 705, 777, 825, 925, 987, 1155, 1175, 1221, 1295, 1551, 1575, 1645, 1665, 1739, 1925, 2035, 2115, 2331, 2475, 2585, 2775, 2849, 2961, 3465, 3525, 3619, 3663, 3885, 4653, 4935, 5217, 5775, 6105, 6475, 7755, 8225, 8325, 8547, 8695, 10175, 10575, 10857, 11655, 12173, 12925, 14245, 14805, 15651, 17325, 18095, 18315, 19129, 19425, 23265, 24675, 25641, 26085, 30525, 32571, 36519, 38775, 42735, 43475, 54285, 57387, 58275, 60865, 71225, 74025, 78255, 90475, 91575, 95645, 109557, 116325, 128205, 130425, 133903, 162855, 172161, 182595, 213675, 271425, 286935, 304325, 391275, 401709, 478225, 547785, 641025, 669515, 814275, 860805, 912975, 1205127, 1434675, 2008545, 2738925, 3347575, 4304025, 6025635, 10042725, 30128175]

約数ペア:

[(1, 30128175), (3, 10042725), (5, 6025635), (7, 4304025), (9, 3347575), (11, 2738925), (15, 2008545), (21, 1434675), (25, 1205127), (33, 912975), (35, 860805), (37, 814275), (45, 669515), (47, 641025), (55, 547785), (63, 478225), (75, 401709), (77, 391275), (99, 304325), (105, 286935), (111, 271425), (141, 213675), (165, 182595), (175, 172161), (185, 162855), (225, 133903), (231, 130425), (235, 128205), (259, 116325), (275, 109557), (315, 95645), (329, 91575), (333, 90475), (385, 78255), (407, 74025), (423, 71225), (495, 60865), (517, 58275), (525, 57387), (555, 54285), (693, 43475), (705, 42735), (777, 38775), (825, 36519), (925, 32571), (987, 30525), (1155, 26085), (1175, 25641), (1221, 24675), (1295, 23265), (1551, 19425), (1575, 19129), (1645, 18315), (1665, 18095), (1739, 17325), (1925, 15651), (2035, 14805), (2115, 14245), (2331, 12925), (2475, 12173), (2585, 11655), (2775, 10857), (2849, 10575), (2961, 10175), (3465, 8695), (3525, 8547), (3619, 8325), (3663, 8225), (3885, 7755), (4653, 6475), (4935, 6105), (5217, 5775)]