18405120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{4793}}^1$

素因数の和:4817

約数の個数: 72

約数和(自身を含む): 58793616

約数和(自身を除く): 40388496

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, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 4793, 9586, 14379, 19172, 23965, 28758, 38344, 47930, 57516, 71895, 76688, 95860, 115032, 143790, 153376, 191720, 230064, 287580, 306752, 383440, 460128, 575160, 613504, 766880, 920256, 1150320, 1227008, 1533760, 1840512, 2300640, 3067520, 3681024, 4601280, 6135040, 9202560, 18405120]

約数ペア:

[(1, 18405120), (2, 9202560), (3, 6135040), (4, 4601280), (5, 3681024), (6, 3067520), (8, 2300640), (10, 1840512), (12, 1533760), (15, 1227008), (16, 1150320), (20, 920256), (24, 766880), (30, 613504), (32, 575160), (40, 460128), (48, 383440), (60, 306752), (64, 287580), (80, 230064), (96, 191720), (120, 153376), (128, 143790), (160, 115032), (192, 95860), (240, 76688), (256, 71895), (320, 57516), (384, 47930), (480, 38344), (640, 28758), (768, 23965), (960, 19172), (1280, 14379), (1920, 9586), (3840, 4793)]