394289000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 256

約数和(自身を含む): 1150156800

約数和(自身を除く): 755867800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 31, 35, 40, 46, 50, 56, 62, 70, 79, 92, 100, 115, 124, 125, 140, 155, 158, 161, 175, 184, 200, 217, 230, 248, 250, 280, 310, 316, 322, 350, 395, 434, 460, 500, 553, 575, 620, 632, 644, 700, 713, 775, 790, 805, 868, 875, 920, 1000, 1085, 1106, 1150, 1240, 1288, 1400, 1426, 1550, 1580, 1610, 1736, 1750, 1817, 1975, 2170, 2212, 2300, 2449, 2765, 2852, 2875, 3100, 3160, 3220, 3500, 3565, 3634, 3875, 3950, 4025, 4340, 4424, 4600, 4898, 4991, 5425, 5530, 5704, 5750, 6200, 6440, 7000, 7130, 7268, 7750, 7900, 8050, 8680, 9085, 9796, 9875, 9982, 10850, 11060, 11500, 12245, 12719, 13825, 14260, 14536, 15500, 15800, 16100, 17143, 17825, 18170, 19592, 19750, 19964, 20125, 21700, 22120, 23000, 24490, 24955, 25438, 27125, 27650, 28520, 31000, 32200, 34286, 35650, 36340, 39500, 39928, 40250, 43400, 45425, 48980, 49910, 50876, 54250, 55300, 56327, 61225, 63595, 68572, 69125, 71300, 72680, 79000, 80500, 85715, 89125, 90850, 97960, 99820, 101752, 108500, 110600, 112654, 122450, 124775, 127190, 137144, 138250, 142600, 161000, 171430, 178250, 181700, 199640, 217000, 225308, 227125, 244900, 249550, 254380, 276500, 281635, 306125, 317975, 342860, 356500, 363400, 394289, 428575, 450616, 454250, 489800, 499100, 508760, 553000, 563270, 612250, 623875, 635950, 685720, 713000, 788578, 857150, 908500, 998200, 1126540, 1224500, 1247750, 1271900, 1408175, 1577156, 1589875, 1714300, 1817000, 1971445, 2142875, 2253080, 2449000, 2495500, 2543800, 2816350, 3154312, 3179750, 3428600, 3942890, 4285750, 4991000, 5632700, 6359500, 7040875, 7885780, 8571500, 9857225, 11265400, 12719000, 14081750, 15771560, 17143000, 19714450, 28163500, 39428900, 49286125, 56327000, 78857800, 98572250, 197144500, 394289000]

約数ペア:

[(1, 394289000), (2, 197144500), (4, 98572250), (5, 78857800), (7, 56327000), (8, 49286125), (10, 39428900), (14, 28163500), (20, 19714450), (23, 17143000), (25, 15771560), (28, 14081750), (31, 12719000), (35, 11265400), (40, 9857225), (46, 8571500), (50, 7885780), (56, 7040875), (62, 6359500), (70, 5632700), (79, 4991000), (92, 4285750), (100, 3942890), (115, 3428600), (124, 3179750), (125, 3154312), (140, 2816350), (155, 2543800), (158, 2495500), (161, 2449000), (175, 2253080), (184, 2142875), (200, 1971445), (217, 1817000), (230, 1714300), (248, 1589875), (250, 1577156), (280, 1408175), (310, 1271900), (316, 1247750), (322, 1224500), (350, 1126540), (395, 998200), (434, 908500), (460, 857150), (500, 788578), (553, 713000), (575, 685720), (620, 635950), (632, 623875), (644, 612250), (700, 563270), (713, 553000), (775, 508760), (790, 499100), (805, 489800), (868, 454250), (875, 450616), (920, 428575), (1000, 394289), (1085, 363400), (1106, 356500), (1150, 342860), (1240, 317975), (1288, 306125), (1400, 281635), (1426, 276500), (1550, 254380), (1580, 249550), (1610, 244900), (1736, 227125), (1750, 225308), (1817, 217000), (1975, 199640), (2170, 181700), (2212, 178250), (2300, 171430), (2449, 161000), (2765, 142600), (2852, 138250), (2875, 137144), (3100, 127190), (3160, 124775), (3220, 122450), (3500, 112654), (3565, 110600), (3634, 108500), (3875, 101752), (3950, 99820), (4025, 97960), (4340, 90850), (4424, 89125), (4600, 85715), (4898, 80500), (4991, 79000), (5425, 72680), (5530, 71300), (5704, 69125), (5750, 68572), (6200, 63595), (6440, 61225), (7000, 56327), (7130, 55300), (7268, 54250), (7750, 50876), (7900, 49910), (8050, 48980), (8680, 45425), (9085, 43400), (9796, 40250), (9875, 39928), (9982, 39500), (10850, 36340), (11060, 35650), (11500, 34286), (12245, 32200), (12719, 31000), (13825, 28520), (14260, 27650), (14536, 27125), (15500, 25438), (15800, 24955), (16100, 24490), (17143, 23000), (17825, 22120), (18170, 21700), (19592, 20125), (19750, 19964)]