157827040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:561

約数の個数: 144

約数和(自身を含む): 445226544

約数和(自身を除く): 287399504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 160, 164, 196, 205, 224, 245, 280, 287, 328, 392, 410, 490, 491, 560, 574, 656, 784, 820, 980, 982, 1120, 1148, 1312, 1435, 1568, 1640, 1960, 1964, 2009, 2296, 2455, 2870, 3280, 3437, 3920, 3928, 4018, 4592, 4910, 5740, 6560, 6874, 7840, 7856, 8036, 9184, 9820, 10045, 11480, 13748, 15712, 16072, 17185, 19640, 20090, 20131, 22960, 24059, 27496, 32144, 34370, 39280, 40180, 40262, 45920, 48118, 54992, 64288, 68740, 78560, 80360, 80524, 96236, 100655, 109984, 120295, 137480, 140917, 160720, 161048, 192472, 201310, 240590, 274960, 281834, 321440, 322096, 384944, 402620, 481180, 549920, 563668, 644192, 704585, 769888, 805240, 962360, 986419, 1127336, 1409170, 1610480, 1924720, 1972838, 2254672, 2818340, 3220960, 3849440, 3945676, 4509344, 4932095, 5636680, 7891352, 9864190, 11273360, 15782704, 19728380, 22546720, 31565408, 39456760, 78913520, 157827040]

約数ペア:

[(1, 157827040), (2, 78913520), (4, 39456760), (5, 31565408), (7, 22546720), (8, 19728380), (10, 15782704), (14, 11273360), (16, 9864190), (20, 7891352), (28, 5636680), (32, 4932095), (35, 4509344), (40, 3945676), (41, 3849440), (49, 3220960), (56, 2818340), (70, 2254672), (80, 1972838), (82, 1924720), (98, 1610480), (112, 1409170), (140, 1127336), (160, 986419), (164, 962360), (196, 805240), (205, 769888), (224, 704585), (245, 644192), (280, 563668), (287, 549920), (328, 481180), (392, 402620), (410, 384944), (490, 322096), (491, 321440), (560, 281834), (574, 274960), (656, 240590), (784, 201310), (820, 192472), (980, 161048), (982, 160720), (1120, 140917), (1148, 137480), (1312, 120295), (1435, 109984), (1568, 100655), (1640, 96236), (1960, 80524), (1964, 80360), (2009, 78560), (2296, 68740), (2455, 64288), (2870, 54992), (3280, 48118), (3437, 45920), (3920, 40262), (3928, 40180), (4018, 39280), (4592, 34370), (4910, 32144), (5740, 27496), (6560, 24059), (6874, 22960), (7840, 20131), (7856, 20090), (8036, 19640), (9184, 17185), (9820, 16072), (10045, 15712), (11480, 13748)]