721497816

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{45343}}^1$

素因数の和:45385

約数の個数: 96

約数和(自身を含む): 2228204160

約数和(自身を除く): 1506706344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 34, 36, 39, 51, 52, 68, 72, 78, 102, 104, 117, 136, 153, 156, 204, 221, 234, 306, 312, 408, 442, 468, 612, 663, 884, 936, 1224, 1326, 1768, 1989, 2652, 3978, 5304, 7956, 15912, 45343, 90686, 136029, 181372, 272058, 362744, 408087, 544116, 589459, 770831, 816174, 1088232, 1178918, 1541662, 1632348, 1768377, 2312493, 2357836, 3083324, 3264696, 3536754, 4624986, 4715672, 5305131, 6166648, 6937479, 7073508, 9249972, 10020803, 10610262, 13874958, 14147016, 18499944, 20041606, 21220524, 27749916, 30062409, 40083212, 42441048, 55499832, 60124818, 80166424, 90187227, 120249636, 180374454, 240499272, 360748908, 721497816]

約数ペア:

[(1, 721497816), (2, 360748908), (3, 240499272), (4, 180374454), (6, 120249636), (8, 90187227), (9, 80166424), (12, 60124818), (13, 55499832), (17, 42441048), (18, 40083212), (24, 30062409), (26, 27749916), (34, 21220524), (36, 20041606), (39, 18499944), (51, 14147016), (52, 13874958), (68, 10610262), (72, 10020803), (78, 9249972), (102, 7073508), (104, 6937479), (117, 6166648), (136, 5305131), (153, 4715672), (156, 4624986), (204, 3536754), (221, 3264696), (234, 3083324), (306, 2357836), (312, 2312493), (408, 1768377), (442, 1632348), (468, 1541662), (612, 1178918), (663, 1088232), (884, 816174), (936, 770831), (1224, 589459), (1326, 544116), (1768, 408087), (1989, 362744), (2652, 272058), (3978, 181372), (5304, 136029), (7956, 90686), (15912, 45343)]