21666240

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{7523}}^1$

素因数の和:7546

約数の個数: 84

約数和(自身を含む): 74532744

約数和(自身を除く): 52866504

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, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 7523, 15046, 22569, 30092, 37615, 45138, 60184, 67707, 75230, 90276, 112845, 120368, 135414, 150460, 180552, 225690, 240736, 270828, 300920, 338535, 361104, 451380, 481472, 541656, 601840, 677070, 722208, 902760, 1083312, 1203680, 1354140, 1444416, 1805520, 2166624, 2407360, 2708280, 3611040, 4333248, 5416560, 7222080, 10833120, 21666240]

約数ペア:

[(1, 21666240), (2, 10833120), (3, 7222080), (4, 5416560), (5, 4333248), (6, 3611040), (8, 2708280), (9, 2407360), (10, 2166624), (12, 1805520), (15, 1444416), (16, 1354140), (18, 1203680), (20, 1083312), (24, 902760), (30, 722208), (32, 677070), (36, 601840), (40, 541656), (45, 481472), (48, 451380), (60, 361104), (64, 338535), (72, 300920), (80, 270828), (90, 240736), (96, 225690), (120, 180552), (144, 150460), (160, 135414), (180, 120368), (192, 112845), (240, 90276), (288, 75230), (320, 67707), (360, 60184), (480, 45138), (576, 37615), (720, 30092), (960, 22569), (1440, 15046), (2880, 7523)]