128156000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:254

約数の個数: 192

約数和(自身を含む): 377395200

約数和(自身を除く): 249239200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 32, 35, 40, 46, 50, 56, 70, 80, 92, 100, 112, 115, 125, 140, 160, 161, 175, 184, 199, 200, 224, 230, 250, 280, 322, 350, 368, 398, 400, 460, 500, 560, 575, 644, 700, 736, 796, 800, 805, 875, 920, 995, 1000, 1120, 1150, 1288, 1393, 1400, 1592, 1610, 1750, 1840, 1990, 2000, 2300, 2576, 2786, 2800, 2875, 3184, 3220, 3500, 3680, 3980, 4000, 4025, 4577, 4600, 4975, 5152, 5572, 5600, 5750, 6368, 6440, 6965, 7000, 7960, 8050, 9154, 9200, 9950, 11144, 11500, 12880, 13930, 14000, 15920, 16100, 18308, 18400, 19900, 20125, 22288, 22885, 23000, 24875, 25760, 27860, 28000, 31840, 32039, 32200, 34825, 36616, 39800, 40250, 44576, 45770, 46000, 49750, 55720, 64078, 64400, 69650, 73232, 79600, 80500, 91540, 92000, 99500, 111440, 114425, 128156, 128800, 139300, 146464, 159200, 160195, 161000, 174125, 183080, 199000, 222880, 228850, 256312, 278600, 320390, 322000, 348250, 366160, 398000, 457700, 512624, 557200, 572125, 640780, 644000, 696500, 732320, 796000, 800975, 915400, 1025248, 1114400, 1144250, 1281560, 1393000, 1601950, 1830800, 2288500, 2563120, 2786000, 3203900, 3661600, 4004875, 4577000, 5126240, 5572000, 6407800, 8009750, 9154000, 12815600, 16019500, 18308000, 25631200, 32039000, 64078000, 128156000]

約数ペア:

[(1, 128156000), (2, 64078000), (4, 32039000), (5, 25631200), (7, 18308000), (8, 16019500), (10, 12815600), (14, 9154000), (16, 8009750), (20, 6407800), (23, 5572000), (25, 5126240), (28, 4577000), (32, 4004875), (35, 3661600), (40, 3203900), (46, 2786000), (50, 2563120), (56, 2288500), (70, 1830800), (80, 1601950), (92, 1393000), (100, 1281560), (112, 1144250), (115, 1114400), (125, 1025248), (140, 915400), (160, 800975), (161, 796000), (175, 732320), (184, 696500), (199, 644000), (200, 640780), (224, 572125), (230, 557200), (250, 512624), (280, 457700), (322, 398000), (350, 366160), (368, 348250), (398, 322000), (400, 320390), (460, 278600), (500, 256312), (560, 228850), (575, 222880), (644, 199000), (700, 183080), (736, 174125), (796, 161000), (800, 160195), (805, 159200), (875, 146464), (920, 139300), (995, 128800), (1000, 128156), (1120, 114425), (1150, 111440), (1288, 99500), (1393, 92000), (1400, 91540), (1592, 80500), (1610, 79600), (1750, 73232), (1840, 69650), (1990, 64400), (2000, 64078), (2300, 55720), (2576, 49750), (2786, 46000), (2800, 45770), (2875, 44576), (3184, 40250), (3220, 39800), (3500, 36616), (3680, 34825), (3980, 32200), (4000, 32039), (4025, 31840), (4577, 28000), (4600, 27860), (4975, 25760), (5152, 24875), (5572, 23000), (5600, 22885), (5750, 22288), (6368, 20125), (6440, 19900), (6965, 18400), (7000, 18308), (7960, 16100), (8050, 15920), (9154, 14000), (9200, 13930), (9950, 12880), (11144, 11500)]