720486810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{919}}^1$

素因数の和:1244

約数の個数: 96

約数和(自身を含む): 1942686720

約数和(自身を除く): 1222199910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 281, 310, 465, 558, 562, 843, 919, 930, 1395, 1405, 1686, 1838, 2529, 2757, 2790, 2810, 4215, 4595, 5058, 5514, 8271, 8430, 8711, 9190, 12645, 13785, 16542, 17422, 25290, 26133, 27570, 28489, 41355, 43555, 52266, 56978, 78399, 82710, 85467, 87110, 130665, 142445, 156798, 170934, 256401, 258239, 261330, 284890, 391995, 427335, 512802, 516478, 774717, 783990, 854670, 1282005, 1291195, 1549434, 2324151, 2564010, 2582390, 3873585, 4648302, 7747170, 8005409, 11620755, 16010818, 23241510, 24016227, 40027045, 48032454, 72048681, 80054090, 120081135, 144097362, 240162270, 360243405, 720486810]

約数ペア:

[(1, 720486810), (2, 360243405), (3, 240162270), (5, 144097362), (6, 120081135), (9, 80054090), (10, 72048681), (15, 48032454), (18, 40027045), (30, 24016227), (31, 23241510), (45, 16010818), (62, 11620755), (90, 8005409), (93, 7747170), (155, 4648302), (186, 3873585), (279, 2582390), (281, 2564010), (310, 2324151), (465, 1549434), (558, 1291195), (562, 1282005), (843, 854670), (919, 783990), (930, 774717), (1395, 516478), (1405, 512802), (1686, 427335), (1838, 391995), (2529, 284890), (2757, 261330), (2790, 258239), (2810, 256401), (4215, 170934), (4595, 156798), (5058, 142445), (5514, 130665), (8271, 87110), (8430, 85467), (8711, 82710), (9190, 78399), (12645, 56978), (13785, 52266), (16542, 43555), (17422, 41355), (25290, 28489), (26133, 27570)]