138591840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{288733}}^1$

素因数の和:288751

約数の個数: 48

約数和(自身を含む): 436565808

約数和(自身を除く): 297973968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 288733, 577466, 866199, 1154932, 1443665, 1732398, 2309864, 2887330, 3464796, 4330995, 4619728, 5774660, 6929592, 8661990, 9239456, 11549320, 13859184, 17323980, 23098640, 27718368, 34647960, 46197280, 69295920, 138591840]

約数ペア:

[(1, 138591840), (2, 69295920), (3, 46197280), (4, 34647960), (5, 27718368), (6, 23098640), (8, 17323980), (10, 13859184), (12, 11549320), (15, 9239456), (16, 8661990), (20, 6929592), (24, 5774660), (30, 4619728), (32, 4330995), (40, 3464796), (48, 2887330), (60, 2309864), (80, 1732398), (96, 1443665), (120, 1154932), (160, 866199), (240, 577466), (480, 288733)]