840373884

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:720

約数の個数: 144

約数和(自身を含む): 2507232000

約数和(自身を除く): 1666858116

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 41, 42, 63, 82, 84, 123, 126, 163, 164, 246, 252, 287, 326, 369, 489, 492, 499, 574, 652, 738, 861, 978, 998, 1141, 1148, 1467, 1476, 1497, 1722, 1956, 1996, 2282, 2583, 2934, 2994, 3423, 3444, 3493, 4491, 4564, 5166, 5868, 5988, 6683, 6846, 6986, 8982, 10269, 10332, 10479, 13366, 13692, 13972, 17964, 20049, 20459, 20538, 20958, 26732, 31437, 40098, 40918, 41076, 41916, 46781, 60147, 61377, 62874, 80196, 81337, 81836, 93562, 120294, 122754, 125748, 140343, 143213, 162674, 184131, 187124, 240588, 244011, 245508, 280686, 286426, 325348, 368262, 421029, 429639, 488022, 561372, 569359, 572852, 732033, 736524, 842058, 859278, 976044, 1138718, 1288917, 1464066, 1684116, 1708077, 1718556, 2277436, 2577834, 2928132, 3334817, 3416154, 5124231, 5155668, 6669634, 6832308, 10004451, 10248462, 13339268, 20008902, 20496924, 23343719, 30013353, 40017804, 46687438, 60026706, 70031157, 93374876, 120053412, 140062314, 210093471, 280124628, 420186942, 840373884]

約数ペア:

[(1, 840373884), (2, 420186942), (3, 280124628), (4, 210093471), (6, 140062314), (7, 120053412), (9, 93374876), (12, 70031157), (14, 60026706), (18, 46687438), (21, 40017804), (28, 30013353), (36, 23343719), (41, 20496924), (42, 20008902), (63, 13339268), (82, 10248462), (84, 10004451), (123, 6832308), (126, 6669634), (163, 5155668), (164, 5124231), (246, 3416154), (252, 3334817), (287, 2928132), (326, 2577834), (369, 2277436), (489, 1718556), (492, 1708077), (499, 1684116), (574, 1464066), (652, 1288917), (738, 1138718), (861, 976044), (978, 859278), (998, 842058), (1141, 736524), (1148, 732033), (1467, 572852), (1476, 569359), (1497, 561372), (1722, 488022), (1956, 429639), (1996, 421029), (2282, 368262), (2583, 325348), (2934, 286426), (2994, 280686), (3423, 245508), (3444, 244011), (3493, 240588), (4491, 187124), (4564, 184131), (5166, 162674), (5868, 143213), (5988, 140343), (6683, 125748), (6846, 122754), (6986, 120294), (8982, 93562), (10269, 81836), (10332, 81337), (10479, 80196), (13366, 62874), (13692, 61377), (13972, 60147), (17964, 46781), (20049, 41916), (20459, 41076), (20538, 40918), (20958, 40098), (26732, 31437)]