238917000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:429

約数の個数: 256

約数和(自身を含む): 881786880

約数和(自身を除く): 642869880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 31, 35, 40, 42, 50, 56, 60, 62, 70, 75, 84, 93, 100, 105, 120, 124, 125, 140, 150, 155, 168, 175, 186, 200, 210, 217, 248, 250, 280, 300, 310, 350, 367, 372, 375, 420, 434, 465, 500, 525, 600, 620, 651, 700, 734, 744, 750, 775, 840, 868, 875, 930, 1000, 1050, 1085, 1101, 1240, 1302, 1400, 1468, 1500, 1550, 1736, 1750, 1835, 1860, 2100, 2170, 2202, 2325, 2569, 2604, 2625, 2936, 3000, 3100, 3255, 3500, 3670, 3720, 3875, 4200, 4340, 4404, 4650, 5138, 5208, 5250, 5425, 5505, 6200, 6510, 7000, 7340, 7707, 7750, 8680, 8808, 9175, 9300, 10276, 10500, 10850, 11010, 11377, 11625, 12845, 13020, 14680, 15414, 15500, 16275, 18350, 18600, 20552, 21000, 21700, 22020, 22754, 23250, 25690, 26040, 27125, 27525, 30828, 31000, 32550, 34131, 36700, 38535, 43400, 44040, 45508, 45875, 46500, 51380, 54250, 55050, 56885, 61656, 64225, 65100, 68262, 73400, 77070, 79639, 81375, 91016, 91750, 93000, 102760, 108500, 110100, 113770, 128450, 130200, 136524, 137625, 154140, 159278, 162750, 170655, 183500, 192675, 217000, 220200, 227540, 238917, 256900, 273048, 275250, 284425, 308280, 318556, 321125, 325500, 341310, 367000, 385350, 398195, 455080, 477834, 513800, 550500, 568850, 637112, 642250, 651000, 682620, 770700, 796390, 853275, 955668, 963375, 1101000, 1137700, 1194585, 1284500, 1365240, 1422125, 1541400, 1592780, 1706550, 1911336, 1926750, 1990975, 2275400, 2389170, 2569000, 2844250, 3185560, 3413100, 3853500, 3981950, 4266375, 4778340, 5688500, 5972925, 6826200, 7707000, 7963900, 8532750, 9556680, 9954875, 11377000, 11945850, 15927800, 17065500, 19909750, 23891700, 29864625, 34131000, 39819500, 47783400, 59729250, 79639000, 119458500, 238917000]

約数ペア:

[(1, 238917000), (2, 119458500), (3, 79639000), (4, 59729250), (5, 47783400), (6, 39819500), (7, 34131000), (8, 29864625), (10, 23891700), (12, 19909750), (14, 17065500), (15, 15927800), (20, 11945850), (21, 11377000), (24, 9954875), (25, 9556680), (28, 8532750), (30, 7963900), (31, 7707000), (35, 6826200), (40, 5972925), (42, 5688500), (50, 4778340), (56, 4266375), (60, 3981950), (62, 3853500), (70, 3413100), (75, 3185560), (84, 2844250), (93, 2569000), (100, 2389170), (105, 2275400), (120, 1990975), (124, 1926750), (125, 1911336), (140, 1706550), (150, 1592780), (155, 1541400), (168, 1422125), (175, 1365240), (186, 1284500), (200, 1194585), (210, 1137700), (217, 1101000), (248, 963375), (250, 955668), (280, 853275), (300, 796390), (310, 770700), (350, 682620), (367, 651000), (372, 642250), (375, 637112), (420, 568850), (434, 550500), (465, 513800), (500, 477834), (525, 455080), (600, 398195), (620, 385350), (651, 367000), (700, 341310), (734, 325500), (744, 321125), (750, 318556), (775, 308280), (840, 284425), (868, 275250), (875, 273048), (930, 256900), (1000, 238917), (1050, 227540), (1085, 220200), (1101, 217000), (1240, 192675), (1302, 183500), (1400, 170655), (1468, 162750), (1500, 159278), (1550, 154140), (1736, 137625), (1750, 136524), (1835, 130200), (1860, 128450), (2100, 113770), (2170, 110100), (2202, 108500), (2325, 102760), (2569, 93000), (2604, 91750), (2625, 91016), (2936, 81375), (3000, 79639), (3100, 77070), (3255, 73400), (3500, 68262), (3670, 65100), (3720, 64225), (3875, 61656), (4200, 56885), (4340, 55050), (4404, 54250), (4650, 51380), (5138, 46500), (5208, 45875), (5250, 45508), (5425, 44040), (5505, 43400), (6200, 38535), (6510, 36700), (7000, 34131), (7340, 32550), (7707, 31000), (7750, 30828), (8680, 27525), (8808, 27125), (9175, 26040), (9300, 25690), (10276, 23250), (10500, 22754), (10850, 22020), (11010, 21700), (11377, 21000), (11625, 20552), (12845, 18600), (13020, 18350), (14680, 16275), (15414, 15500)]