31975080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:219

約数の個数: 128

約数和(自身を含む): 100759680

約数和(自身を除く): 68784600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 67, 82, 97, 120, 123, 134, 164, 194, 201, 205, 246, 268, 291, 328, 335, 388, 402, 410, 485, 492, 536, 582, 615, 670, 776, 804, 820, 970, 984, 1005, 1164, 1230, 1340, 1455, 1608, 1640, 1940, 2010, 2328, 2460, 2680, 2747, 2910, 3880, 3977, 4020, 4920, 5494, 5820, 6499, 7954, 8040, 8241, 10988, 11640, 11931, 12998, 13735, 15908, 16482, 19497, 19885, 21976, 23862, 25996, 27470, 31816, 32495, 32964, 38994, 39770, 41205, 47724, 51992, 54940, 59655, 64990, 65928, 77988, 79540, 82410, 95448, 97485, 109880, 119310, 129980, 155976, 159080, 164820, 194970, 238620, 259960, 266459, 329640, 389940, 477240, 532918, 779880, 799377, 1065836, 1332295, 1598754, 2131672, 2664590, 3197508, 3996885, 5329180, 6395016, 7993770, 10658360, 15987540, 31975080]

約数ペア:

[(1, 31975080), (2, 15987540), (3, 10658360), (4, 7993770), (5, 6395016), (6, 5329180), (8, 3996885), (10, 3197508), (12, 2664590), (15, 2131672), (20, 1598754), (24, 1332295), (30, 1065836), (40, 799377), (41, 779880), (60, 532918), (67, 477240), (82, 389940), (97, 329640), (120, 266459), (123, 259960), (134, 238620), (164, 194970), (194, 164820), (201, 159080), (205, 155976), (246, 129980), (268, 119310), (291, 109880), (328, 97485), (335, 95448), (388, 82410), (402, 79540), (410, 77988), (485, 65928), (492, 64990), (536, 59655), (582, 54940), (615, 51992), (670, 47724), (776, 41205), (804, 39770), (820, 38994), (970, 32964), (984, 32495), (1005, 31816), (1164, 27470), (1230, 25996), (1340, 23862), (1455, 21976), (1608, 19885), (1640, 19497), (1940, 16482), (2010, 15908), (2328, 13735), (2460, 12998), (2680, 11931), (2747, 11640), (2910, 10988), (3880, 8241), (3977, 8040), (4020, 7954), (4920, 6499), (5494, 5820)]