217286940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7529}}^1$

素因数の和:7591

約数の個数: 96

約数和(自身を含む): 673001280

約数和(自身を除く): 455714340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 37, 39, 52, 60, 65, 74, 78, 111, 130, 148, 156, 185, 195, 222, 260, 370, 390, 444, 481, 555, 740, 780, 962, 1110, 1443, 1924, 2220, 2405, 2886, 4810, 5772, 7215, 7529, 9620, 14430, 15058, 22587, 28860, 30116, 37645, 45174, 75290, 90348, 97877, 112935, 150580, 195754, 225870, 278573, 293631, 391508, 451740, 489385, 557146, 587262, 835719, 978770, 1114292, 1174524, 1392865, 1468155, 1671438, 1957540, 2785730, 2936310, 3342876, 3621449, 4178595, 5571460, 5872620, 7242898, 8357190, 10864347, 14485796, 16714380, 18107245, 21728694, 36214490, 43457388, 54321735, 72428980, 108643470, 217286940]

約数ペア:

[(1, 217286940), (2, 108643470), (3, 72428980), (4, 54321735), (5, 43457388), (6, 36214490), (10, 21728694), (12, 18107245), (13, 16714380), (15, 14485796), (20, 10864347), (26, 8357190), (30, 7242898), (37, 5872620), (39, 5571460), (52, 4178595), (60, 3621449), (65, 3342876), (74, 2936310), (78, 2785730), (111, 1957540), (130, 1671438), (148, 1468155), (156, 1392865), (185, 1174524), (195, 1114292), (222, 978770), (260, 835719), (370, 587262), (390, 557146), (444, 489385), (481, 451740), (555, 391508), (740, 293631), (780, 278573), (962, 225870), (1110, 195754), (1443, 150580), (1924, 112935), (2220, 97877), (2405, 90348), (2886, 75290), (4810, 45174), (5772, 37645), (7215, 30116), (7529, 28860), (9620, 22587), (14430, 15058)]