80073720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{641}}^1$

素因数の和:1005

約数の個数: 96

約数和(自身を含む): 261396720

約数和(自身を除く): 181323000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 347, 360, 641, 694, 1041, 1282, 1388, 1735, 1923, 2082, 2564, 2776, 3123, 3205, 3470, 3846, 4164, 5128, 5205, 5769, 6246, 6410, 6940, 7692, 8328, 9615, 10410, 11538, 12492, 12820, 13880, 15384, 15615, 19230, 20820, 23076, 24984, 25640, 28845, 31230, 38460, 41640, 46152, 57690, 62460, 76920, 115380, 124920, 222427, 230760, 444854, 667281, 889708, 1112135, 1334562, 1779416, 2001843, 2224270, 2669124, 3336405, 4003686, 4448540, 5338248, 6672810, 8007372, 8897080, 10009215, 13345620, 16014744, 20018430, 26691240, 40036860, 80073720]

約数ペア:

[(1, 80073720), (2, 40036860), (3, 26691240), (4, 20018430), (5, 16014744), (6, 13345620), (8, 10009215), (9, 8897080), (10, 8007372), (12, 6672810), (15, 5338248), (18, 4448540), (20, 4003686), (24, 3336405), (30, 2669124), (36, 2224270), (40, 2001843), (45, 1779416), (60, 1334562), (72, 1112135), (90, 889708), (120, 667281), (180, 444854), (347, 230760), (360, 222427), (641, 124920), (694, 115380), (1041, 76920), (1282, 62460), (1388, 57690), (1735, 46152), (1923, 41640), (2082, 38460), (2564, 31230), (2776, 28845), (3123, 25640), (3205, 24984), (3470, 23076), (3846, 20820), (4164, 19230), (5128, 15615), (5205, 15384), (5769, 13880), (6246, 12820), (6410, 12492), (6940, 11538), (7692, 10410), (8328, 9615)]