278108820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{113}}^2$

素因数の和:263

約数の個数: 162

約数和(自身を含む): 935537694

約数和(自身を除く): 657428874

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 113, 121, 132, 165, 180, 198, 220, 226, 242, 330, 339, 363, 396, 452, 484, 495, 565, 605, 660, 678, 726, 990, 1017, 1089, 1130, 1210, 1243, 1356, 1452, 1695, 1815, 1980, 2034, 2178, 2260, 2420, 2486, 3390, 3630, 3729, 4068, 4356, 4972, 5085, 5445, 6215, 6780, 7260, 7458, 10170, 10890, 11187, 12430, 12769, 13673, 14916, 18645, 20340, 21780, 22374, 24860, 25538, 27346, 37290, 38307, 41019, 44748, 51076, 54692, 55935, 63845, 68365, 74580, 76614, 82038, 111870, 114921, 123057, 127690, 136730, 140459, 153228, 164076, 191535, 205095, 223740, 229842, 246114, 255380, 273460, 280918, 383070, 410190, 421377, 459684, 492228, 561836, 574605, 615285, 702295, 766140, 820380, 842754, 1149210, 1230570, 1264131, 1404590, 1545049, 1685508, 2106885, 2298420, 2461140, 2528262, 2809180, 3090098, 4213770, 4635147, 5056524, 6180196, 6320655, 7725245, 8427540, 9270294, 12641310, 13905441, 15450490, 18540588, 23175735, 25282620, 27810882, 30900980, 46351470, 55621764, 69527205, 92702940, 139054410, 278108820]

約数ペア:

[(1, 278108820), (2, 139054410), (3, 92702940), (4, 69527205), (5, 55621764), (6, 46351470), (9, 30900980), (10, 27810882), (11, 25282620), (12, 23175735), (15, 18540588), (18, 15450490), (20, 13905441), (22, 12641310), (30, 9270294), (33, 8427540), (36, 7725245), (44, 6320655), (45, 6180196), (55, 5056524), (60, 4635147), (66, 4213770), (90, 3090098), (99, 2809180), (110, 2528262), (113, 2461140), (121, 2298420), (132, 2106885), (165, 1685508), (180, 1545049), (198, 1404590), (220, 1264131), (226, 1230570), (242, 1149210), (330, 842754), (339, 820380), (363, 766140), (396, 702295), (452, 615285), (484, 574605), (495, 561836), (565, 492228), (605, 459684), (660, 421377), (678, 410190), (726, 383070), (990, 280918), (1017, 273460), (1089, 255380), (1130, 246114), (1210, 229842), (1243, 223740), (1356, 205095), (1452, 191535), (1695, 164076), (1815, 153228), (1980, 140459), (2034, 136730), (2178, 127690), (2260, 123057), (2420, 114921), (2486, 111870), (3390, 82038), (3630, 76614), (3729, 74580), (4068, 68365), (4356, 63845), (4972, 55935), (5085, 54692), (5445, 51076), (6215, 44748), (6780, 41019), (7260, 38307), (7458, 37290), (10170, 27346), (10890, 25538), (11187, 24860), (12430, 22374), (12769, 21780), (13673, 20340), (14916, 18645)]