220780000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:139

約数の個数: 240

約数和(自身を含む): 661288320

約数和(自身を除く): 440508320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 70, 76, 80, 83, 95, 100, 112, 125, 133, 140, 152, 160, 166, 175, 190, 200, 224, 250, 266, 280, 304, 332, 350, 380, 400, 415, 475, 500, 532, 560, 581, 608, 625, 664, 665, 700, 760, 800, 830, 875, 950, 1000, 1064, 1120, 1162, 1250, 1328, 1330, 1400, 1520, 1577, 1660, 1750, 1900, 2000, 2075, 2128, 2324, 2375, 2500, 2656, 2660, 2800, 2905, 3040, 3154, 3320, 3325, 3500, 3800, 4000, 4150, 4256, 4375, 4648, 4750, 5000, 5320, 5600, 5810, 6308, 6640, 6650, 7000, 7600, 7885, 8300, 8750, 9296, 9500, 10000, 10375, 10640, 11039, 11620, 11875, 12616, 13280, 13300, 14000, 14525, 15200, 15770, 16600, 16625, 17500, 18592, 19000, 20000, 20750, 21280, 22078, 23240, 23750, 25232, 26600, 28000, 29050, 31540, 33200, 33250, 35000, 38000, 39425, 41500, 44156, 46480, 47500, 50464, 51875, 53200, 55195, 58100, 63080, 66400, 66500, 70000, 72625, 76000, 78850, 83000, 83125, 88312, 92960, 95000, 103750, 106400, 110390, 116200, 126160, 133000, 140000, 145250, 157700, 166000, 166250, 176624, 190000, 197125, 207500, 220780, 232400, 252320, 266000, 275975, 290500, 315400, 332000, 332500, 353248, 363125, 380000, 394250, 415000, 441560, 464800, 532000, 551950, 581000, 630800, 665000, 726250, 788500, 830000, 883120, 985625, 1103900, 1162000, 1261600, 1330000, 1379875, 1452500, 1577000, 1660000, 1766240, 1971250, 2207800, 2324000, 2660000, 2759750, 2905000, 3154000, 3942500, 4415600, 5519500, 5810000, 6308000, 6899375, 7885000, 8831200, 11039000, 11620000, 13798750, 15770000, 22078000, 27597500, 31540000, 44156000, 55195000, 110390000, 220780000]

約数ペア:

[(1, 220780000), (2, 110390000), (4, 55195000), (5, 44156000), (7, 31540000), (8, 27597500), (10, 22078000), (14, 15770000), (16, 13798750), (19, 11620000), (20, 11039000), (25, 8831200), (28, 7885000), (32, 6899375), (35, 6308000), (38, 5810000), (40, 5519500), (50, 4415600), (56, 3942500), (70, 3154000), (76, 2905000), (80, 2759750), (83, 2660000), (95, 2324000), (100, 2207800), (112, 1971250), (125, 1766240), (133, 1660000), (140, 1577000), (152, 1452500), (160, 1379875), (166, 1330000), (175, 1261600), (190, 1162000), (200, 1103900), (224, 985625), (250, 883120), (266, 830000), (280, 788500), (304, 726250), (332, 665000), (350, 630800), (380, 581000), (400, 551950), (415, 532000), (475, 464800), (500, 441560), (532, 415000), (560, 394250), (581, 380000), (608, 363125), (625, 353248), (664, 332500), (665, 332000), (700, 315400), (760, 290500), (800, 275975), (830, 266000), (875, 252320), (950, 232400), (1000, 220780), (1064, 207500), (1120, 197125), (1162, 190000), (1250, 176624), (1328, 166250), (1330, 166000), (1400, 157700), (1520, 145250), (1577, 140000), (1660, 133000), (1750, 126160), (1900, 116200), (2000, 110390), (2075, 106400), (2128, 103750), (2324, 95000), (2375, 92960), (2500, 88312), (2656, 83125), (2660, 83000), (2800, 78850), (2905, 76000), (3040, 72625), (3154, 70000), (3320, 66500), (3325, 66400), (3500, 63080), (3800, 58100), (4000, 55195), (4150, 53200), (4256, 51875), (4375, 50464), (4648, 47500), (4750, 46480), (5000, 44156), (5320, 41500), (5600, 39425), (5810, 38000), (6308, 35000), (6640, 33250), (6650, 33200), (7000, 31540), (7600, 29050), (7885, 28000), (8300, 26600), (8750, 25232), (9296, 23750), (9500, 23240), (10000, 22078), (10375, 21280), (10640, 20750), (11039, 20000), (11620, 19000), (11875, 18592), (12616, 17500), (13280, 16625), (13300, 16600), (14000, 15770), (14525, 15200)]