72240015

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2339}}^1$

素因数の和:2447

約数の個数: 32

約数和(自身を含む): 121305600

約数和(自身を除く): 49065585

約数列:

[1, 3, 5, 15, 29, 71, 87, 145, 213, 355, 435, 1065, 2059, 2339, 6177, 7017, 10295, 11695, 30885, 35085, 67831, 166069, 203493, 339155, 498207, 830345, 1017465, 2491035, 4816001, 14448003, 24080005, 72240015]

約数ペア:

[(1, 72240015), (3, 24080005), (5, 14448003), (15, 4816001), (29, 2491035), (71, 1017465), (87, 830345), (145, 498207), (213, 339155), (355, 203493), (435, 166069), (1065, 67831), (2059, 35085), (2339, 30885), (6177, 11695), (7017, 10295)]