78821964

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1811}}^1$

素因数の和:1868

約数の個数: 96

約数和(自身を含む): 227297280

約数和(自身を除く): 148475316

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 39, 52, 54, 62, 78, 93, 108, 117, 124, 156, 186, 234, 279, 351, 372, 403, 468, 558, 702, 806, 837, 1116, 1209, 1404, 1612, 1674, 1811, 2418, 3348, 3622, 3627, 4836, 5433, 7244, 7254, 10866, 10881, 14508, 16299, 21732, 21762, 23543, 32598, 43524, 47086, 48897, 56141, 65196, 70629, 94172, 97794, 112282, 141258, 168423, 195588, 211887, 224564, 282516, 336846, 423774, 505269, 635661, 673692, 729833, 847548, 1010538, 1271322, 1459666, 1515807, 2021076, 2189499, 2542644, 2919332, 3031614, 4378998, 6063228, 6568497, 8757996, 13136994, 19705491, 26273988, 39410982, 78821964]

約数ペア:

[(1, 78821964), (2, 39410982), (3, 26273988), (4, 19705491), (6, 13136994), (9, 8757996), (12, 6568497), (13, 6063228), (18, 4378998), (26, 3031614), (27, 2919332), (31, 2542644), (36, 2189499), (39, 2021076), (52, 1515807), (54, 1459666), (62, 1271322), (78, 1010538), (93, 847548), (108, 729833), (117, 673692), (124, 635661), (156, 505269), (186, 423774), (234, 336846), (279, 282516), (351, 224564), (372, 211887), (403, 195588), (468, 168423), (558, 141258), (702, 112282), (806, 97794), (837, 94172), (1116, 70629), (1209, 65196), (1404, 56141), (1612, 48897), (1674, 47086), (1811, 43524), (2418, 32598), (3348, 23543), (3622, 21762), (3627, 21732), (4836, 16299), (5433, 14508), (7244, 10881), (7254, 10866)]