305483040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{212141}}^1$

素因数の和:212162

約数の個数: 72

約数和(自身を含む): 1042465788

約数和(自身を除く): 736982748

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 212141, 424282, 636423, 848564, 1060705, 1272846, 1697128, 1909269, 2121410, 2545692, 3182115, 3394256, 3818538, 4242820, 5091384, 6364230, 6788512, 7637076, 8485640, 9546345, 10182768, 12728460, 15274152, 16971280, 19092690, 20365536, 25456920, 30548304, 33942560, 38185380, 50913840, 61096608, 76370760, 101827680, 152741520, 305483040]

約数ペア:

[(1, 305483040), (2, 152741520), (3, 101827680), (4, 76370760), (5, 61096608), (6, 50913840), (8, 38185380), (9, 33942560), (10, 30548304), (12, 25456920), (15, 20365536), (16, 19092690), (18, 16971280), (20, 15274152), (24, 12728460), (30, 10182768), (32, 9546345), (36, 8485640), (40, 7637076), (45, 6788512), (48, 6364230), (60, 5091384), (72, 4242820), (80, 3818538), (90, 3394256), (96, 3182115), (120, 2545692), (144, 2121410), (160, 1909269), (180, 1697128), (240, 1272846), (288, 1060705), (360, 848564), (480, 636423), (720, 424282), (1440, 212141)]