128181375

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:466

約数の個数: 96

約数和(自身を含む): 271200384

約数和(自身を除く): 143019009

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 41, 45, 63, 75, 105, 123, 125, 175, 205, 225, 287, 315, 369, 375, 397, 525, 615, 861, 875, 1025, 1125, 1191, 1435, 1575, 1845, 1985, 2583, 2625, 2779, 3075, 3573, 4305, 5125, 5955, 7175, 7875, 8337, 9225, 9925, 12915, 13895, 15375, 16277, 17865, 21525, 25011, 29775, 35875, 41685, 46125, 48831, 49625, 64575, 69475, 81385, 89325, 107625, 113939, 125055, 146493, 148875, 208425, 244155, 322875, 341817, 347375, 406925, 446625, 569695, 625275, 732465, 1025451, 1042125, 1220775, 1709085, 2034625, 2848475, 3126375, 3662325, 5127255, 6103875, 8545425, 14242375, 18311625, 25636275, 42727125, 128181375]

約数ペア:

[(1, 128181375), (3, 42727125), (5, 25636275), (7, 18311625), (9, 14242375), (15, 8545425), (21, 6103875), (25, 5127255), (35, 3662325), (41, 3126375), (45, 2848475), (63, 2034625), (75, 1709085), (105, 1220775), (123, 1042125), (125, 1025451), (175, 732465), (205, 625275), (225, 569695), (287, 446625), (315, 406925), (369, 347375), (375, 341817), (397, 322875), (525, 244155), (615, 208425), (861, 148875), (875, 146493), (1025, 125055), (1125, 113939), (1191, 107625), (1435, 89325), (1575, 81385), (1845, 69475), (1985, 64575), (2583, 49625), (2625, 48831), (2779, 46125), (3075, 41685), (3573, 35875), (4305, 29775), (5125, 25011), (5955, 21525), (7175, 17865), (7875, 16277), (8337, 15375), (9225, 13895), (9925, 12915)]