821829060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2237}}^1$

素因数の和:2422

約数の個数: 144

約数和(自身を含む): 2702948976

約数和(自身を除く): 1881119916

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, 157, 180, 195, 234, 260, 314, 390, 468, 471, 585, 628, 780, 785, 942, 1170, 1413, 1570, 1884, 2041, 2237, 2340, 2355, 2826, 3140, 4082, 4474, 4710, 5652, 6123, 6711, 7065, 8164, 8948, 9420, 10205, 11185, 12246, 13422, 14130, 18369, 20133, 20410, 22370, 24492, 26844, 28260, 29081, 30615, 33555, 36738, 40266, 40820, 44740, 58162, 61230, 67110, 73476, 80532, 87243, 91845, 100665, 116324, 122460, 134220, 145405, 174486, 183690, 201330, 261729, 290810, 348972, 351209, 367380, 402660, 436215, 523458, 581620, 702418, 872430, 1046916, 1053627, 1308645, 1404836, 1744860, 1756045, 2107254, 2617290, 3160881, 3512090, 4214508, 4565717, 5234580, 5268135, 6321762, 7024180, 9131434, 10536270, 12643524, 13697151, 15804405, 18262868, 21072540, 22828585, 27394302, 31608810, 41091453, 45657170, 54788604, 63217620, 68485755, 82182906, 91314340, 136971510, 164365812, 205457265, 273943020, 410914530, 821829060]

約数ペア:

[(1, 821829060), (2, 410914530), (3, 273943020), (4, 205457265), (5, 164365812), (6, 136971510), (9, 91314340), (10, 82182906), (12, 68485755), (13, 63217620), (15, 54788604), (18, 45657170), (20, 41091453), (26, 31608810), (30, 27394302), (36, 22828585), (39, 21072540), (45, 18262868), (52, 15804405), (60, 13697151), (65, 12643524), (78, 10536270), (90, 9131434), (117, 7024180), (130, 6321762), (156, 5268135), (157, 5234580), (180, 4565717), (195, 4214508), (234, 3512090), (260, 3160881), (314, 2617290), (390, 2107254), (468, 1756045), (471, 1744860), (585, 1404836), (628, 1308645), (780, 1053627), (785, 1046916), (942, 872430), (1170, 702418), (1413, 581620), (1570, 523458), (1884, 436215), (2041, 402660), (2237, 367380), (2340, 351209), (2355, 348972), (2826, 290810), (3140, 261729), (4082, 201330), (4474, 183690), (4710, 174486), (5652, 145405), (6123, 134220), (6711, 122460), (7065, 116324), (8164, 100665), (8948, 91845), (9420, 87243), (10205, 80532), (11185, 73476), (12246, 67110), (13422, 61230), (14130, 58162), (18369, 44740), (20133, 40820), (20410, 40266), (22370, 36738), (24492, 33555), (26844, 30615), (28260, 29081)]