1306891920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{5445383}}^1$

素因数の和:5445399

約数の個数: 40

約数和(自身を含む): 4051365696

約数和(自身を除く): 2744473776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5445383, 10890766, 16336149, 21781532, 27226915, 32672298, 43563064, 54453830, 65344596, 81680745, 87126128, 108907660, 130689192, 163361490, 217815320, 261378384, 326722980, 435630640, 653445960, 1306891920]

約数ペア:

[(1, 1306891920), (2, 653445960), (3, 435630640), (4, 326722980), (5, 261378384), (6, 217815320), (8, 163361490), (10, 130689192), (12, 108907660), (15, 87126128), (16, 81680745), (20, 65344596), (24, 54453830), (30, 43563064), (40, 32672298), (48, 27226915), (60, 21781532), (80, 16336149), (120, 10890766), (240, 5445383)]