3143140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 8918784

約数和(自身を除く): 5775644

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 157, 182, 220, 260, 286, 308, 314, 364, 385, 455, 572, 628, 715, 770, 785, 910, 1001, 1099, 1430, 1540, 1570, 1727, 1820, 2002, 2041, 2198, 2860, 3140, 3454, 4004, 4082, 4396, 5005, 5495, 6908, 8164, 8635, 10010, 10205, 10990, 12089, 14287, 17270, 20020, 20410, 21980, 22451, 24178, 28574, 34540, 40820, 44902, 48356, 57148, 60445, 71435, 89804, 112255, 120890, 142870, 157157, 224510, 241780, 285740, 314314, 449020, 628628, 785785, 1571570, 3143140]

約数ペア:

[(1, 3143140), (2, 1571570), (4, 785785), (5, 628628), (7, 449020), (10, 314314), (11, 285740), (13, 241780), (14, 224510), (20, 157157), (22, 142870), (26, 120890), (28, 112255), (35, 89804), (44, 71435), (52, 60445), (55, 57148), (65, 48356), (70, 44902), (77, 40820), (91, 34540), (110, 28574), (130, 24178), (140, 22451), (143, 21980), (154, 20410), (157, 20020), (182, 17270), (220, 14287), (260, 12089), (286, 10990), (308, 10205), (314, 10010), (364, 8635), (385, 8164), (455, 6908), (572, 5495), (628, 5005), (715, 4396), (770, 4082), (785, 4004), (910, 3454), (1001, 3140), (1099, 2860), (1430, 2198), (1540, 2041), (1570, 2002), (1727, 1820)]