393964900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:159

約数の個数: 216

約数和(自身を含む): 1066009896

約数和(自身を除く): 672044996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 41, 49, 50, 53, 70, 74, 82, 98, 100, 106, 140, 148, 164, 175, 185, 196, 205, 212, 245, 259, 265, 287, 350, 370, 371, 410, 490, 518, 530, 574, 700, 740, 742, 820, 925, 980, 1025, 1036, 1060, 1148, 1225, 1295, 1325, 1435, 1484, 1517, 1813, 1850, 1855, 1961, 2009, 2050, 2173, 2450, 2590, 2597, 2650, 2870, 3034, 3626, 3700, 3710, 3922, 4018, 4100, 4346, 4900, 5180, 5194, 5300, 5740, 6068, 6475, 7175, 7252, 7420, 7585, 7844, 8036, 8692, 9065, 9275, 9805, 10045, 10388, 10619, 10865, 12950, 12985, 13727, 14350, 15170, 15211, 18130, 18550, 19610, 20090, 21238, 21730, 25900, 25970, 27454, 28700, 30340, 30422, 36260, 37100, 37925, 39220, 40180, 42476, 43460, 45325, 49025, 50225, 51940, 53095, 54325, 54908, 60844, 64925, 68635, 74333, 75850, 76055, 80401, 90650, 96089, 98050, 100450, 106190, 106477, 108650, 129850, 137270, 148666, 151700, 152110, 160802, 181300, 192178, 196100, 200900, 212380, 212954, 217300, 259700, 265475, 274540, 297332, 304220, 321604, 343175, 371665, 380275, 384356, 402005, 425908, 480445, 530950, 532385, 562807, 686350, 743330, 760550, 804010, 960890, 1061900, 1064770, 1125614, 1372700, 1486660, 1521100, 1608020, 1858325, 1921780, 2010025, 2129540, 2251228, 2402225, 2661925, 2814035, 3716650, 3939649, 4020050, 4804450, 5323850, 5628070, 7433300, 7879298, 8040100, 9608900, 10647700, 11256140, 14070175, 15758596, 19698245, 28140350, 39396490, 56280700, 78792980, 98491225, 196982450, 393964900]

約数ペア:

[(1, 393964900), (2, 196982450), (4, 98491225), (5, 78792980), (7, 56280700), (10, 39396490), (14, 28140350), (20, 19698245), (25, 15758596), (28, 14070175), (35, 11256140), (37, 10647700), (41, 9608900), (49, 8040100), (50, 7879298), (53, 7433300), (70, 5628070), (74, 5323850), (82, 4804450), (98, 4020050), (100, 3939649), (106, 3716650), (140, 2814035), (148, 2661925), (164, 2402225), (175, 2251228), (185, 2129540), (196, 2010025), (205, 1921780), (212, 1858325), (245, 1608020), (259, 1521100), (265, 1486660), (287, 1372700), (350, 1125614), (370, 1064770), (371, 1061900), (410, 960890), (490, 804010), (518, 760550), (530, 743330), (574, 686350), (700, 562807), (740, 532385), (742, 530950), (820, 480445), (925, 425908), (980, 402005), (1025, 384356), (1036, 380275), (1060, 371665), (1148, 343175), (1225, 321604), (1295, 304220), (1325, 297332), (1435, 274540), (1484, 265475), (1517, 259700), (1813, 217300), (1850, 212954), (1855, 212380), (1961, 200900), (2009, 196100), (2050, 192178), (2173, 181300), (2450, 160802), (2590, 152110), (2597, 151700), (2650, 148666), (2870, 137270), (3034, 129850), (3626, 108650), (3700, 106477), (3710, 106190), (3922, 100450), (4018, 98050), (4100, 96089), (4346, 90650), (4900, 80401), (5180, 76055), (5194, 75850), (5300, 74333), (5740, 68635), (6068, 64925), (6475, 60844), (7175, 54908), (7252, 54325), (7420, 53095), (7585, 51940), (7844, 50225), (8036, 49025), (8692, 45325), (9065, 43460), (9275, 42476), (9805, 40180), (10045, 39220), (10388, 37925), (10619, 37100), (10865, 36260), (12950, 30422), (12985, 30340), (13727, 28700), (14350, 27454), (15170, 25970), (15211, 25900), (18130, 21730), (18550, 21238), (19610, 20090)]