1321096000

素因数分解:

$2^6\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:826

約数の個数: 224

約数和(自身を含む): 3864766464

約数和(自身を除く): 2543670464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 64, 70, 80, 100, 112, 124, 125, 140, 155, 160, 175, 200, 217, 224, 248, 250, 280, 310, 320, 350, 400, 434, 448, 496, 500, 560, 620, 700, 761, 775, 800, 868, 875, 992, 1000, 1085, 1120, 1240, 1400, 1522, 1550, 1600, 1736, 1750, 1984, 2000, 2170, 2240, 2480, 2800, 3044, 3100, 3472, 3500, 3805, 3875, 4000, 4340, 4960, 5327, 5425, 5600, 6088, 6200, 6944, 7000, 7610, 7750, 8000, 8680, 9920, 10654, 10850, 11200, 12176, 12400, 13888, 14000, 15220, 15500, 17360, 19025, 21308, 21700, 23591, 24352, 24800, 26635, 27125, 28000, 30440, 31000, 34720, 38050, 42616, 43400, 47182, 48704, 49600, 53270, 54250, 56000, 60880, 62000, 69440, 76100, 85232, 86800, 94364, 95125, 106540, 108500, 117955, 121760, 124000, 133175, 152200, 165137, 170464, 173600, 188728, 190250, 213080, 217000, 235910, 243520, 248000, 266350, 304400, 330274, 340928, 347200, 377456, 380500, 426160, 434000, 471820, 532700, 589775, 608800, 660548, 665875, 754912, 761000, 825685, 852320, 868000, 943640, 1065400, 1179550, 1217600, 1321096, 1331750, 1509824, 1522000, 1651370, 1704640, 1736000, 1887280, 2130800, 2359100, 2642192, 2663500, 2948875, 3044000, 3302740, 3774560, 4128425, 4261600, 4718200, 5284384, 5327000, 5897750, 6088000, 6605480, 7549120, 8256850, 8523200, 9436400, 10568768, 10654000, 11795500, 13210960, 16513700, 18872800, 20642125, 21308000, 23591000, 26421920, 33027400, 37745600, 41284250, 42616000, 47182000, 52843840, 66054800, 82568500, 94364000, 132109600, 165137000, 188728000, 264219200, 330274000, 660548000, 1321096000]

約数ペア:

[(1, 1321096000), (2, 660548000), (4, 330274000), (5, 264219200), (7, 188728000), (8, 165137000), (10, 132109600), (14, 94364000), (16, 82568500), (20, 66054800), (25, 52843840), (28, 47182000), (31, 42616000), (32, 41284250), (35, 37745600), (40, 33027400), (50, 26421920), (56, 23591000), (62, 21308000), (64, 20642125), (70, 18872800), (80, 16513700), (100, 13210960), (112, 11795500), (124, 10654000), (125, 10568768), (140, 9436400), (155, 8523200), (160, 8256850), (175, 7549120), (200, 6605480), (217, 6088000), (224, 5897750), (248, 5327000), (250, 5284384), (280, 4718200), (310, 4261600), (320, 4128425), (350, 3774560), (400, 3302740), (434, 3044000), (448, 2948875), (496, 2663500), (500, 2642192), (560, 2359100), (620, 2130800), (700, 1887280), (761, 1736000), (775, 1704640), (800, 1651370), (868, 1522000), (875, 1509824), (992, 1331750), (1000, 1321096), (1085, 1217600), (1120, 1179550), (1240, 1065400), (1400, 943640), (1522, 868000), (1550, 852320), (1600, 825685), (1736, 761000), (1750, 754912), (1984, 665875), (2000, 660548), (2170, 608800), (2240, 589775), (2480, 532700), (2800, 471820), (3044, 434000), (3100, 426160), (3472, 380500), (3500, 377456), (3805, 347200), (3875, 340928), (4000, 330274), (4340, 304400), (4960, 266350), (5327, 248000), (5425, 243520), (5600, 235910), (6088, 217000), (6200, 213080), (6944, 190250), (7000, 188728), (7610, 173600), (7750, 170464), (8000, 165137), (8680, 152200), (9920, 133175), (10654, 124000), (10850, 121760), (11200, 117955), (12176, 108500), (12400, 106540), (13888, 95125), (14000, 94364), (15220, 86800), (15500, 85232), (17360, 76100), (19025, 69440), (21308, 62000), (21700, 60880), (23591, 56000), (24352, 54250), (24800, 53270), (26635, 49600), (27125, 48704), (28000, 47182), (30440, 43400), (31000, 42616), (34720, 38050)]