742347375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:630

約数の個数: 128

約数和(自身を含む): 1575714816

約数和(自身を除く): 833367441

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 47, 55, 75, 77, 105, 125, 141, 165, 175, 231, 235, 275, 329, 375, 385, 517, 525, 547, 705, 825, 875, 987, 1155, 1175, 1375, 1551, 1641, 1645, 1925, 2585, 2625, 2735, 3525, 3619, 3829, 4125, 4935, 5775, 5875, 6017, 7755, 8205, 8225, 9625, 10857, 11487, 12925, 13675, 17625, 18051, 18095, 19145, 24675, 25709, 28875, 30085, 38775, 41025, 41125, 42119, 54285, 57435, 64625, 68375, 77127, 90255, 90475, 95725, 123375, 126357, 128545, 150425, 179963, 193875, 205125, 210595, 271425, 282799, 287175, 385635, 451275, 452375, 478625, 539889, 631785, 642725, 752125, 848397, 899815, 1052975, 1357125, 1413995, 1435875, 1928175, 1979593, 2256375, 2699445, 3158925, 3213625, 4241985, 4499075, 5264875, 5938779, 7069975, 9640875, 9897965, 13497225, 15794625, 21209925, 22495375, 29693895, 35349875, 49489825, 67486125, 106049625, 148469475, 247449125, 742347375]

約数ペア:

[(1, 742347375), (3, 247449125), (5, 148469475), (7, 106049625), (11, 67486125), (15, 49489825), (21, 35349875), (25, 29693895), (33, 22495375), (35, 21209925), (47, 15794625), (55, 13497225), (75, 9897965), (77, 9640875), (105, 7069975), (125, 5938779), (141, 5264875), (165, 4499075), (175, 4241985), (231, 3213625), (235, 3158925), (275, 2699445), (329, 2256375), (375, 1979593), (385, 1928175), (517, 1435875), (525, 1413995), (547, 1357125), (705, 1052975), (825, 899815), (875, 848397), (987, 752125), (1155, 642725), (1175, 631785), (1375, 539889), (1551, 478625), (1641, 452375), (1645, 451275), (1925, 385635), (2585, 287175), (2625, 282799), (2735, 271425), (3525, 210595), (3619, 205125), (3829, 193875), (4125, 179963), (4935, 150425), (5775, 128545), (5875, 126357), (6017, 123375), (7755, 95725), (8205, 90475), (8225, 90255), (9625, 77127), (10857, 68375), (11487, 64625), (12925, 57435), (13675, 54285), (17625, 42119), (18051, 41125), (18095, 41025), (19145, 38775), (24675, 30085), (25709, 28875)]