20007000

素因数分解:

$2^3\times 3^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:65

約数の個数: 320

約数和(自身を含む): 79279200

約数和(自身を除く): 59272200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 25, 26, 27, 30, 36, 38, 39, 40, 45, 50, 52, 54, 57, 60, 65, 72, 75, 76, 78, 81, 90, 95, 100, 104, 108, 114, 117, 120, 125, 130, 135, 150, 152, 156, 162, 171, 180, 190, 195, 200, 216, 225, 228, 234, 247, 250, 260, 270, 285, 300, 312, 324, 325, 342, 351, 360, 375, 380, 390, 405, 450, 456, 468, 475, 494, 500, 513, 520, 540, 570, 585, 600, 648, 650, 675, 684, 702, 741, 750, 760, 780, 810, 855, 900, 936, 950, 975, 988, 1000, 1026, 1053, 1080, 1125, 1140, 1170, 1235, 1300, 1350, 1368, 1404, 1425, 1482, 1500, 1539, 1560, 1620, 1625, 1710, 1755, 1800, 1900, 1950, 1976, 2025, 2052, 2106, 2223, 2250, 2280, 2340, 2375, 2470, 2565, 2600, 2700, 2808, 2850, 2925, 2964, 3000, 3078, 3240, 3250, 3375, 3420, 3510, 3705, 3800, 3900, 4050, 4104, 4212, 4275, 4446, 4500, 4680, 4750, 4875, 4940, 5130, 5265, 5400, 5700, 5850, 5928, 6156, 6175, 6500, 6669, 6750, 6840, 7020, 7125, 7410, 7695, 7800, 8100, 8424, 8550, 8775, 8892, 9000, 9500, 9750, 9880, 10125, 10260, 10530, 11115, 11400, 11700, 12312, 12350, 12825, 13000, 13338, 13500, 14040, 14250, 14625, 14820, 15390, 16200, 17100, 17550, 17784, 18525, 19000, 19500, 20007, 20250, 20520, 21060, 21375, 22230, 23400, 24700, 25650, 26325, 26676, 27000, 28500, 29250, 29640, 30780, 30875, 33345, 34200, 35100, 37050, 38475, 39000, 40014, 40500, 42120, 42750, 43875, 44460, 49400, 51300, 52650, 53352, 55575, 57000, 58500, 61560, 61750, 64125, 66690, 70200, 74100, 76950, 80028, 81000, 85500, 87750, 88920, 92625, 100035, 102600, 105300, 111150, 117000, 123500, 128250, 131625, 133380, 148200, 153900, 160056, 166725, 171000, 175500, 185250, 192375, 200070, 210600, 222300, 247000, 256500, 263250, 266760, 277875, 307800, 333450, 351000, 370500, 384750, 400140, 444600, 500175, 513000, 526500, 555750, 666900, 741000, 769500, 800280, 833625, 1000350, 1053000, 1111500, 1333800, 1539000, 1667250, 2000700, 2223000, 2500875, 3334500, 4001400, 5001750, 6669000, 10003500, 20007000]

約数ペア:

[(1, 20007000), (2, 10003500), (3, 6669000), (4, 5001750), (5, 4001400), (6, 3334500), (8, 2500875), (9, 2223000), (10, 2000700), (12, 1667250), (13, 1539000), (15, 1333800), (18, 1111500), (19, 1053000), (20, 1000350), (24, 833625), (25, 800280), (26, 769500), (27, 741000), (30, 666900), (36, 555750), (38, 526500), (39, 513000), (40, 500175), (45, 444600), (50, 400140), (52, 384750), (54, 370500), (57, 351000), (60, 333450), (65, 307800), (72, 277875), (75, 266760), (76, 263250), (78, 256500), (81, 247000), (90, 222300), (95, 210600), (100, 200070), (104, 192375), (108, 185250), (114, 175500), (117, 171000), (120, 166725), (125, 160056), (130, 153900), (135, 148200), (150, 133380), (152, 131625), (156, 128250), (162, 123500), (171, 117000), (180, 111150), (190, 105300), (195, 102600), (200, 100035), (216, 92625), (225, 88920), (228, 87750), (234, 85500), (247, 81000), (250, 80028), (260, 76950), (270, 74100), (285, 70200), (300, 66690), (312, 64125), (324, 61750), (325, 61560), (342, 58500), (351, 57000), (360, 55575), (375, 53352), (380, 52650), (390, 51300), (405, 49400), (450, 44460), (456, 43875), (468, 42750), (475, 42120), (494, 40500), (500, 40014), (513, 39000), (520, 38475), (540, 37050), (570, 35100), (585, 34200), (600, 33345), (648, 30875), (650, 30780), (675, 29640), (684, 29250), (702, 28500), (741, 27000), (750, 26676), (760, 26325), (780, 25650), (810, 24700), (855, 23400), (900, 22230), (936, 21375), (950, 21060), (975, 20520), (988, 20250), (1000, 20007), (1026, 19500), (1053, 19000), (1080, 18525), (1125, 17784), (1140, 17550), (1170, 17100), (1235, 16200), (1300, 15390), (1350, 14820), (1368, 14625), (1404, 14250), (1425, 14040), (1482, 13500), (1500, 13338), (1539, 13000), (1560, 12825), (1620, 12350), (1625, 12312), (1710, 11700), (1755, 11400), (1800, 11115), (1900, 10530), (1950, 10260), (1976, 10125), (2025, 9880), (2052, 9750), (2106, 9500), (2223, 9000), (2250, 8892), (2280, 8775), (2340, 8550), (2375, 8424), (2470, 8100), (2565, 7800), (2600, 7695), (2700, 7410), (2808, 7125), (2850, 7020), (2925, 6840), (2964, 6750), (3000, 6669), (3078, 6500), (3240, 6175), (3250, 6156), (3375, 5928), (3420, 5850), (3510, 5700), (3705, 5400), (3800, 5265), (3900, 5130), (4050, 4940), (4104, 4875), (4212, 4750), (4275, 4680), (4446, 4500)]