281943360

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{439}}^1$

素因数の和:685

約数の個数: 168

約数和(自身を含む): 976335360

約数和(自身を除く): 694392000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 223, 240, 288, 320, 360, 439, 446, 480, 576, 669, 720, 878, 892, 960, 1115, 1317, 1338, 1440, 1756, 1784, 2007, 2195, 2230, 2634, 2676, 2880, 3345, 3512, 3568, 3951, 4014, 4390, 4460, 5268, 5352, 6585, 6690, 7024, 7136, 7902, 8028, 8780, 8920, 10035, 10536, 10704, 13170, 13380, 14048, 14272, 15804, 16056, 17560, 17840, 19755, 20070, 21072, 21408, 26340, 26760, 28096, 31608, 32112, 35120, 35680, 39510, 40140, 42144, 42816, 52680, 53520, 63216, 64224, 70240, 71360, 79020, 80280, 84288, 97897, 105360, 107040, 126432, 128448, 140480, 158040, 160560, 195794, 210720, 214080, 252864, 293691, 316080, 321120, 391588, 421440, 489485, 587382, 632160, 642240, 783176, 881073, 978970, 1174764, 1264320, 1468455, 1566352, 1762146, 1957940, 2349528, 2936910, 3132704, 3524292, 3915880, 4405365, 4699056, 5873820, 6265408, 7048584, 7831760, 8810730, 9398112, 11747640, 14097168, 15663520, 17621460, 18796224, 23495280, 28194336, 31327040, 35242920, 46990560, 56388672, 70485840, 93981120, 140971680, 281943360]

約数ペア:

[(1, 281943360), (2, 140971680), (3, 93981120), (4, 70485840), (5, 56388672), (6, 46990560), (8, 35242920), (9, 31327040), (10, 28194336), (12, 23495280), (15, 18796224), (16, 17621460), (18, 15663520), (20, 14097168), (24, 11747640), (30, 9398112), (32, 8810730), (36, 7831760), (40, 7048584), (45, 6265408), (48, 5873820), (60, 4699056), (64, 4405365), (72, 3915880), (80, 3524292), (90, 3132704), (96, 2936910), (120, 2349528), (144, 1957940), (160, 1762146), (180, 1566352), (192, 1468455), (223, 1264320), (240, 1174764), (288, 978970), (320, 881073), (360, 783176), (439, 642240), (446, 632160), (480, 587382), (576, 489485), (669, 421440), (720, 391588), (878, 321120), (892, 316080), (960, 293691), (1115, 252864), (1317, 214080), (1338, 210720), (1440, 195794), (1756, 160560), (1784, 158040), (2007, 140480), (2195, 128448), (2230, 126432), (2634, 107040), (2676, 105360), (2880, 97897), (3345, 84288), (3512, 80280), (3568, 79020), (3951, 71360), (4014, 70240), (4390, 64224), (4460, 63216), (5268, 53520), (5352, 52680), (6585, 42816), (6690, 42144), (7024, 40140), (7136, 39510), (7902, 35680), (8028, 35120), (8780, 32112), (8920, 31608), (10035, 28096), (10536, 26760), (10704, 26340), (13170, 21408), (13380, 21072), (14048, 20070), (14272, 19755), (15804, 17840), (16056, 17560)]