31964100

素因数分解:

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

素因数の和:546

約数の個数: 144

約数和(自身を含む): 109326336

約数和(自身を除く): 77362236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 50, 60, 62, 70, 75, 84, 93, 100, 105, 124, 140, 150, 155, 175, 186, 210, 217, 300, 310, 350, 372, 420, 434, 465, 491, 525, 620, 651, 700, 775, 868, 930, 982, 1050, 1085, 1302, 1473, 1550, 1860, 1964, 2100, 2170, 2325, 2455, 2604, 2946, 3100, 3255, 3437, 4340, 4650, 4910, 5425, 5892, 6510, 6874, 7365, 9300, 9820, 10311, 10850, 12275, 13020, 13748, 14730, 15221, 16275, 17185, 20622, 21700, 24550, 29460, 30442, 32550, 34370, 36825, 41244, 45663, 49100, 51555, 60884, 65100, 68740, 73650, 76105, 85925, 91326, 103110, 106547, 147300, 152210, 171850, 182652, 206220, 213094, 228315, 257775, 304420, 319641, 343700, 380525, 426188, 456630, 515550, 532735, 639282, 761050, 913260, 1031100, 1065470, 1141575, 1278564, 1522100, 1598205, 2130940, 2283150, 2663675, 3196410, 4566300, 5327350, 6392820, 7991025, 10654700, 15982050, 31964100]

約数ペア:

[(1, 31964100), (2, 15982050), (3, 10654700), (4, 7991025), (5, 6392820), (6, 5327350), (7, 4566300), (10, 3196410), (12, 2663675), (14, 2283150), (15, 2130940), (20, 1598205), (21, 1522100), (25, 1278564), (28, 1141575), (30, 1065470), (31, 1031100), (35, 913260), (42, 761050), (50, 639282), (60, 532735), (62, 515550), (70, 456630), (75, 426188), (84, 380525), (93, 343700), (100, 319641), (105, 304420), (124, 257775), (140, 228315), (150, 213094), (155, 206220), (175, 182652), (186, 171850), (210, 152210), (217, 147300), (300, 106547), (310, 103110), (350, 91326), (372, 85925), (420, 76105), (434, 73650), (465, 68740), (491, 65100), (525, 60884), (620, 51555), (651, 49100), (700, 45663), (775, 41244), (868, 36825), (930, 34370), (982, 32550), (1050, 30442), (1085, 29460), (1302, 24550), (1473, 21700), (1550, 20622), (1860, 17185), (1964, 16275), (2100, 15221), (2170, 14730), (2325, 13748), (2455, 13020), (2604, 12275), (2946, 10850), (3100, 10311), (3255, 9820), (3437, 9300), (4340, 7365), (4650, 6874), (4910, 6510), (5425, 5892)]