189840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1$

素因数の和:136

約数の個数: 80

約数和(自身を含む): 678528

約数和(自身を除く): 488688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 113, 120, 140, 168, 210, 226, 240, 280, 336, 339, 420, 452, 560, 565, 678, 791, 840, 904, 1130, 1356, 1582, 1680, 1695, 1808, 2260, 2373, 2712, 3164, 3390, 3955, 4520, 4746, 5424, 6328, 6780, 7910, 9040, 9492, 11865, 12656, 13560, 15820, 18984, 23730, 27120, 31640, 37968, 47460, 63280, 94920, 189840]

約数ペア:

[(1, 189840), (2, 94920), (3, 63280), (4, 47460), (5, 37968), (6, 31640), (7, 27120), (8, 23730), (10, 18984), (12, 15820), (14, 13560), (15, 12656), (16, 11865), (20, 9492), (21, 9040), (24, 7910), (28, 6780), (30, 6328), (35, 5424), (40, 4746), (42, 4520), (48, 3955), (56, 3390), (60, 3164), (70, 2712), (80, 2373), (84, 2260), (105, 1808), (112, 1695), (113, 1680), (120, 1582), (140, 1356), (168, 1130), (210, 904), (226, 840), (240, 791), (280, 678), (336, 565), (339, 560), (420, 452)]