221631480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2377}}^1$

素因数の和:2438

約数の個数: 192

約数和(自身を含む): 845807040

約数和(自身を除く): 624175560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 37, 40, 42, 45, 56, 60, 63, 70, 72, 74, 84, 90, 105, 111, 120, 126, 140, 148, 168, 180, 185, 210, 222, 252, 259, 280, 296, 315, 333, 360, 370, 420, 444, 504, 518, 555, 630, 666, 740, 777, 840, 888, 1036, 1110, 1260, 1295, 1332, 1480, 1554, 1665, 2072, 2220, 2331, 2377, 2520, 2590, 2664, 3108, 3330, 3885, 4440, 4662, 4754, 5180, 6216, 6660, 7131, 7770, 9324, 9508, 10360, 11655, 11885, 13320, 14262, 15540, 16639, 18648, 19016, 21393, 23310, 23770, 28524, 31080, 33278, 35655, 42786, 46620, 47540, 49917, 57048, 66556, 71310, 83195, 85572, 87949, 93240, 95080, 99834, 106965, 133112, 142620, 149751, 166390, 171144, 175898, 199668, 213930, 249585, 263847, 285240, 299502, 332780, 351796, 399336, 427860, 439745, 499170, 527694, 599004, 615643, 665560, 703592, 748755, 791541, 855720, 879490, 998340, 1055388, 1198008, 1231286, 1319235, 1497510, 1583082, 1758980, 1846929, 1996680, 2110776, 2462572, 2638470, 2995020, 3078215, 3166164, 3517960, 3693858, 3957705, 4925144, 5276940, 5540787, 5990040, 6156430, 6332328, 7387716, 7915410, 9234645, 10553880, 11081574, 12312860, 14775432, 15830820, 18469290, 22163148, 24625720, 27703935, 31661640, 36938580, 44326296, 55407870, 73877160, 110815740, 221631480]

約数ペア:

[(1, 221631480), (2, 110815740), (3, 73877160), (4, 55407870), (5, 44326296), (6, 36938580), (7, 31661640), (8, 27703935), (9, 24625720), (10, 22163148), (12, 18469290), (14, 15830820), (15, 14775432), (18, 12312860), (20, 11081574), (21, 10553880), (24, 9234645), (28, 7915410), (30, 7387716), (35, 6332328), (36, 6156430), (37, 5990040), (40, 5540787), (42, 5276940), (45, 4925144), (56, 3957705), (60, 3693858), (63, 3517960), (70, 3166164), (72, 3078215), (74, 2995020), (84, 2638470), (90, 2462572), (105, 2110776), (111, 1996680), (120, 1846929), (126, 1758980), (140, 1583082), (148, 1497510), (168, 1319235), (180, 1231286), (185, 1198008), (210, 1055388), (222, 998340), (252, 879490), (259, 855720), (280, 791541), (296, 748755), (315, 703592), (333, 665560), (360, 615643), (370, 599004), (420, 527694), (444, 499170), (504, 439745), (518, 427860), (555, 399336), (630, 351796), (666, 332780), (740, 299502), (777, 285240), (840, 263847), (888, 249585), (1036, 213930), (1110, 199668), (1260, 175898), (1295, 171144), (1332, 166390), (1480, 149751), (1554, 142620), (1665, 133112), (2072, 106965), (2220, 99834), (2331, 95080), (2377, 93240), (2520, 87949), (2590, 85572), (2664, 83195), (3108, 71310), (3330, 66556), (3885, 57048), (4440, 49917), (4662, 47540), (4754, 46620), (5180, 42786), (6216, 35655), (6660, 33278), (7131, 31080), (7770, 28524), (9324, 23770), (9508, 23310), (10360, 21393), (11655, 19016), (11885, 18648), (13320, 16639), (14262, 15540)]