493662780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{210967}}^1$

素因数の和:210995

約数の個数: 72

約数和(自身を含む): 1612639392

約数和(自身を除く): 1118976612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 210967, 421934, 632901, 843868, 1054835, 1265802, 1898703, 2109670, 2531604, 2742571, 3164505, 3797406, 4219340, 5485142, 6329010, 7594812, 8227713, 9493515, 10970284, 12658020, 13712855, 16455426, 18987030, 24683139, 27425710, 32910852, 37974060, 41138565, 49366278, 54851420, 82277130, 98732556, 123415695, 164554260, 246831390, 493662780]

約数ペア:

[(1, 493662780), (2, 246831390), (3, 164554260), (4, 123415695), (5, 98732556), (6, 82277130), (9, 54851420), (10, 49366278), (12, 41138565), (13, 37974060), (15, 32910852), (18, 27425710), (20, 24683139), (26, 18987030), (30, 16455426), (36, 13712855), (39, 12658020), (45, 10970284), (52, 9493515), (60, 8227713), (65, 7594812), (78, 6329010), (90, 5485142), (117, 4219340), (130, 3797406), (156, 3164505), (180, 2742571), (195, 2531604), (234, 2109670), (260, 1898703), (390, 1265802), (468, 1054835), (585, 843868), (780, 632901), (1170, 421934), (2340, 210967)]