407310720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{212141}}^1$

素因数の和:212163

約数の個数: 64

約数和(自身を含む): 1298309040

約数和(自身を除く): 890998320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 212141, 424282, 636423, 848564, 1060705, 1272846, 1697128, 2121410, 2545692, 3182115, 3394256, 4242820, 5091384, 6364230, 6788512, 8485640, 10182768, 12728460, 13577024, 16971280, 20365536, 25456920, 27154048, 33942560, 40731072, 50913840, 67885120, 81462144, 101827680, 135770240, 203655360, 407310720]

約数ペア:

[(1, 407310720), (2, 203655360), (3, 135770240), (4, 101827680), (5, 81462144), (6, 67885120), (8, 50913840), (10, 40731072), (12, 33942560), (15, 27154048), (16, 25456920), (20, 20365536), (24, 16971280), (30, 13577024), (32, 12728460), (40, 10182768), (48, 8485640), (60, 6788512), (64, 6364230), (80, 5091384), (96, 4242820), (120, 3394256), (128, 3182115), (160, 2545692), (192, 2121410), (240, 1697128), (320, 1272846), (384, 1060705), (480, 848564), (640, 636423), (960, 424282), (1920, 212141)]