154840000

素因数分解:

$2^6\times 5^4\times 7^2\times {\mathrm{79}}^1$

素因数の和:125

約数の個数: 210

約数和(自身を含む): 452292720

約数和(自身を除く): 297452720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 79, 80, 98, 100, 112, 125, 140, 158, 160, 175, 196, 200, 224, 245, 250, 280, 316, 320, 350, 392, 395, 400, 448, 490, 500, 553, 560, 625, 632, 700, 784, 790, 800, 875, 980, 1000, 1106, 1120, 1225, 1250, 1264, 1400, 1568, 1580, 1600, 1750, 1960, 1975, 2000, 2212, 2240, 2450, 2500, 2528, 2765, 2800, 3136, 3160, 3500, 3871, 3920, 3950, 4000, 4375, 4424, 4900, 5000, 5056, 5530, 5600, 6125, 6320, 7000, 7742, 7840, 7900, 8000, 8750, 8848, 9800, 9875, 10000, 11060, 11200, 12250, 12640, 13825, 14000, 15484, 15680, 15800, 17500, 17696, 19355, 19600, 19750, 20000, 22120, 24500, 25280, 27650, 28000, 30625, 30968, 31600, 35000, 35392, 38710, 39200, 39500, 40000, 44240, 49000, 49375, 55300, 56000, 61250, 61936, 63200, 69125, 70000, 77420, 78400, 79000, 88480, 96775, 98000, 98750, 110600, 122500, 123872, 126400, 138250, 140000, 154840, 158000, 176960, 193550, 196000, 197500, 221200, 245000, 247744, 276500, 280000, 309680, 316000, 345625, 387100, 392000, 395000, 442400, 483875, 490000, 553000, 619360, 632000, 691250, 774200, 790000, 884800, 967750, 980000, 1106000, 1238720, 1382500, 1548400, 1580000, 1935500, 1960000, 2212000, 2419375, 2765000, 3096800, 3160000, 3871000, 4424000, 4838750, 5530000, 6193600, 7742000, 9677500, 11060000, 15484000, 19355000, 22120000, 30968000, 38710000, 77420000, 154840000]

約数ペア:

[(1, 154840000), (2, 77420000), (4, 38710000), (5, 30968000), (7, 22120000), (8, 19355000), (10, 15484000), (14, 11060000), (16, 9677500), (20, 7742000), (25, 6193600), (28, 5530000), (32, 4838750), (35, 4424000), (40, 3871000), (49, 3160000), (50, 3096800), (56, 2765000), (64, 2419375), (70, 2212000), (79, 1960000), (80, 1935500), (98, 1580000), (100, 1548400), (112, 1382500), (125, 1238720), (140, 1106000), (158, 980000), (160, 967750), (175, 884800), (196, 790000), (200, 774200), (224, 691250), (245, 632000), (250, 619360), (280, 553000), (316, 490000), (320, 483875), (350, 442400), (392, 395000), (395, 392000), (400, 387100), (448, 345625), (490, 316000), (500, 309680), (553, 280000), (560, 276500), (625, 247744), (632, 245000), (700, 221200), (784, 197500), (790, 196000), (800, 193550), (875, 176960), (980, 158000), (1000, 154840), (1106, 140000), (1120, 138250), (1225, 126400), (1250, 123872), (1264, 122500), (1400, 110600), (1568, 98750), (1580, 98000), (1600, 96775), (1750, 88480), (1960, 79000), (1975, 78400), (2000, 77420), (2212, 70000), (2240, 69125), (2450, 63200), (2500, 61936), (2528, 61250), (2765, 56000), (2800, 55300), (3136, 49375), (3160, 49000), (3500, 44240), (3871, 40000), (3920, 39500), (3950, 39200), (4000, 38710), (4375, 35392), (4424, 35000), (4900, 31600), (5000, 30968), (5056, 30625), (5530, 28000), (5600, 27650), (6125, 25280), (6320, 24500), (7000, 22120), (7742, 20000), (7840, 19750), (7900, 19600), (8000, 19355), (8750, 17696), (8848, 17500), (9800, 15800), (9875, 15680), (10000, 15484), (11060, 14000), (11200, 13825), (12250, 12640)]