255712800

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:552

約数の個数: 288

約数和(自身を含む): 983937024

約数和(自身を除く): 728224224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 31, 32, 35, 40, 42, 48, 50, 56, 60, 62, 70, 75, 80, 84, 93, 96, 100, 105, 112, 120, 124, 140, 150, 155, 160, 168, 175, 186, 200, 210, 217, 224, 240, 248, 280, 300, 310, 336, 350, 372, 400, 420, 434, 465, 480, 491, 496, 525, 560, 600, 620, 651, 672, 700, 744, 775, 800, 840, 868, 930, 982, 992, 1050, 1085, 1120, 1200, 1240, 1302, 1400, 1473, 1488, 1550, 1680, 1736, 1860, 1964, 2100, 2170, 2325, 2400, 2455, 2480, 2604, 2800, 2946, 2976, 3100, 3255, 3360, 3437, 3472, 3720, 3928, 4200, 4340, 4650, 4910, 4960, 5208, 5425, 5600, 5892, 6200, 6510, 6874, 6944, 7365, 7440, 7856, 8400, 8680, 9300, 9820, 10311, 10416, 10850, 11784, 12275, 12400, 13020, 13748, 14730, 14880, 15221, 15712, 16275, 16800, 17185, 17360, 18600, 19640, 20622, 20832, 21700, 23568, 24550, 24800, 26040, 27496, 29460, 30442, 32550, 34370, 34720, 36825, 37200, 39280, 41244, 43400, 45663, 47136, 49100, 51555, 52080, 54992, 58920, 60884, 65100, 68740, 73650, 74400, 76105, 78560, 82488, 85925, 86800, 91326, 98200, 103110, 104160, 106547, 109984, 117840, 121768, 130200, 137480, 147300, 152210, 164976, 171850, 173600, 182652, 196400, 206220, 213094, 228315, 235680, 243536, 257775, 260400, 274960, 294600, 304420, 319641, 329952, 343700, 365304, 380525, 392800, 412440, 426188, 456630, 487072, 515550, 520800, 532735, 549920, 589200, 608840, 639282, 687400, 730608, 761050, 824880, 852376, 913260, 1031100, 1065470, 1141575, 1178400, 1217680, 1278564, 1374800, 1461216, 1522100, 1598205, 1649760, 1704752, 1826520, 2062200, 2130940, 2283150, 2435360, 2557128, 2663675, 2749600, 3044200, 3196410, 3409504, 3653040, 4124400, 4261880, 4566300, 5114256, 5327350, 6088400, 6392820, 7306080, 7991025, 8248800, 8523760, 9132600, 10228512, 10654700, 12176800, 12785640, 15982050, 17047520, 18265200, 21309400, 25571280, 31964100, 36530400, 42618800, 51142560, 63928200, 85237600, 127856400, 255712800]

約数ペア:

[(1, 255712800), (2, 127856400), (3, 85237600), (4, 63928200), (5, 51142560), (6, 42618800), (7, 36530400), (8, 31964100), (10, 25571280), (12, 21309400), (14, 18265200), (15, 17047520), (16, 15982050), (20, 12785640), (21, 12176800), (24, 10654700), (25, 10228512), (28, 9132600), (30, 8523760), (31, 8248800), (32, 7991025), (35, 7306080), (40, 6392820), (42, 6088400), (48, 5327350), (50, 5114256), (56, 4566300), (60, 4261880), (62, 4124400), (70, 3653040), (75, 3409504), (80, 3196410), (84, 3044200), (93, 2749600), (96, 2663675), (100, 2557128), (105, 2435360), (112, 2283150), (120, 2130940), (124, 2062200), (140, 1826520), (150, 1704752), (155, 1649760), (160, 1598205), (168, 1522100), (175, 1461216), (186, 1374800), (200, 1278564), (210, 1217680), (217, 1178400), (224, 1141575), (240, 1065470), (248, 1031100), (280, 913260), (300, 852376), (310, 824880), (336, 761050), (350, 730608), (372, 687400), (400, 639282), (420, 608840), (434, 589200), (465, 549920), (480, 532735), (491, 520800), (496, 515550), (525, 487072), (560, 456630), (600, 426188), (620, 412440), (651, 392800), (672, 380525), (700, 365304), (744, 343700), (775, 329952), (800, 319641), (840, 304420), (868, 294600), (930, 274960), (982, 260400), (992, 257775), (1050, 243536), (1085, 235680), (1120, 228315), (1200, 213094), (1240, 206220), (1302, 196400), (1400, 182652), (1473, 173600), (1488, 171850), (1550, 164976), (1680, 152210), (1736, 147300), (1860, 137480), (1964, 130200), (2100, 121768), (2170, 117840), (2325, 109984), (2400, 106547), (2455, 104160), (2480, 103110), (2604, 98200), (2800, 91326), (2946, 86800), (2976, 85925), (3100, 82488), (3255, 78560), (3360, 76105), (3437, 74400), (3472, 73650), (3720, 68740), (3928, 65100), (4200, 60884), (4340, 58920), (4650, 54992), (4910, 52080), (4960, 51555), (5208, 49100), (5425, 47136), (5600, 45663), (5892, 43400), (6200, 41244), (6510, 39280), (6874, 37200), (6944, 36825), (7365, 34720), (7440, 34370), (7856, 32550), (8400, 30442), (8680, 29460), (9300, 27496), (9820, 26040), (10311, 24800), (10416, 24550), (10850, 23568), (11784, 21700), (12275, 20832), (12400, 20622), (13020, 19640), (13748, 18600), (14730, 17360), (14880, 17185), (15221, 16800), (15712, 16275)]