228699520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1$

素因数の和:816

約数の個数: 128

約数和(自身を含む): 634521600

約数和(自身を除く): 405822080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 112, 128, 140, 142, 160, 224, 280, 284, 320, 355, 448, 497, 560, 568, 640, 710, 719, 896, 994, 1120, 1136, 1420, 1438, 1988, 2240, 2272, 2485, 2840, 2876, 3595, 3976, 4480, 4544, 4970, 5033, 5680, 5752, 7190, 7952, 9088, 9940, 10066, 11360, 11504, 14380, 15904, 19880, 20132, 22720, 23008, 25165, 28760, 31808, 39760, 40264, 45440, 46016, 50330, 51049, 57520, 63616, 79520, 80528, 92032, 100660, 102098, 115040, 159040, 161056, 201320, 204196, 230080, 255245, 318080, 322112, 357343, 402640, 408392, 460160, 510490, 644224, 714686, 805280, 816784, 1020980, 1429372, 1610560, 1633568, 1786715, 2041960, 2858744, 3221120, 3267136, 3573430, 4083920, 5717488, 6534272, 7146860, 8167840, 11434976, 14293720, 16335680, 22869952, 28587440, 32671360, 45739904, 57174880, 114349760, 228699520]

約数ペア:

[(1, 228699520), (2, 114349760), (4, 57174880), (5, 45739904), (7, 32671360), (8, 28587440), (10, 22869952), (14, 16335680), (16, 14293720), (20, 11434976), (28, 8167840), (32, 7146860), (35, 6534272), (40, 5717488), (56, 4083920), (64, 3573430), (70, 3267136), (71, 3221120), (80, 2858744), (112, 2041960), (128, 1786715), (140, 1633568), (142, 1610560), (160, 1429372), (224, 1020980), (280, 816784), (284, 805280), (320, 714686), (355, 644224), (448, 510490), (497, 460160), (560, 408392), (568, 402640), (640, 357343), (710, 322112), (719, 318080), (896, 255245), (994, 230080), (1120, 204196), (1136, 201320), (1420, 161056), (1438, 159040), (1988, 115040), (2240, 102098), (2272, 100660), (2485, 92032), (2840, 80528), (2876, 79520), (3595, 63616), (3976, 57520), (4480, 51049), (4544, 50330), (4970, 46016), (5033, 45440), (5680, 40264), (5752, 39760), (7190, 31808), (7952, 28760), (9088, 25165), (9940, 23008), (10066, 22720), (11360, 20132), (11504, 19880), (14380, 15904)]