390629340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{7723}}^1$

素因数の和:8019

約数の個数: 72

約数和(自身を含む): 1189279728

約数和(自身を除く): 798650388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 843, 1124, 1405, 1686, 2529, 2810, 3372, 4215, 5058, 5620, 7723, 8430, 10116, 12645, 15446, 16860, 23169, 25290, 30892, 38615, 46338, 50580, 69507, 77230, 92676, 115845, 139014, 154460, 231690, 278028, 347535, 463380, 695070, 1390140, 2170163, 4340326, 6510489, 8680652, 10850815, 13020978, 19531467, 21701630, 26041956, 32552445, 39062934, 43403260, 65104890, 78125868, 97657335, 130209780, 195314670, 390629340]

約数ペア:

[(1, 390629340), (2, 195314670), (3, 130209780), (4, 97657335), (5, 78125868), (6, 65104890), (9, 43403260), (10, 39062934), (12, 32552445), (15, 26041956), (18, 21701630), (20, 19531467), (30, 13020978), (36, 10850815), (45, 8680652), (60, 6510489), (90, 4340326), (180, 2170163), (281, 1390140), (562, 695070), (843, 463380), (1124, 347535), (1405, 278028), (1686, 231690), (2529, 154460), (2810, 139014), (3372, 115845), (4215, 92676), (5058, 77230), (5620, 69507), (7723, 50580), (8430, 46338), (10116, 38615), (12645, 30892), (15446, 25290), (16860, 23169)]