742206975

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 1315272960

約数和(自身を除く): 573065985

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 79, 95, 237, 285, 347, 361, 395, 475, 1041, 1083, 1185, 1425, 1501, 1735, 1805, 1975, 4503, 5205, 5415, 5925, 6593, 7505, 8675, 9025, 19779, 22515, 26025, 27075, 27413, 28519, 32965, 37525, 82239, 85557, 98895, 112575, 125267, 137065, 142595, 164825, 375801, 411195, 427785, 494475, 520847, 626335, 685325, 712975, 1562541, 1879005, 2055975, 2138925, 2604235, 3131675, 7812705, 9395025, 9896093, 13021175, 29688279, 39063525, 49480465, 148441395, 247402325, 742206975]

約数ペア:

[(1, 742206975), (3, 247402325), (5, 148441395), (15, 49480465), (19, 39063525), (25, 29688279), (57, 13021175), (75, 9896093), (79, 9395025), (95, 7812705), (237, 3131675), (285, 2604235), (347, 2138925), (361, 2055975), (395, 1879005), (475, 1562541), (1041, 712975), (1083, 685325), (1185, 626335), (1425, 520847), (1501, 494475), (1735, 427785), (1805, 411195), (1975, 375801), (4503, 164825), (5205, 142595), (5415, 137065), (5925, 125267), (6593, 112575), (7505, 98895), (8675, 85557), (9025, 82239), (19779, 37525), (22515, 32965), (26025, 28519), (27075, 27413)]