1285034010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{677}}^1$

素因数の和:888

約数の個数: 128

約数和(自身を含む): 3455391744

約数和(自身を除く): 2170357734

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 157, 186, 195, 310, 314, 390, 403, 465, 471, 677, 785, 806, 930, 942, 1209, 1354, 1570, 2015, 2031, 2041, 2355, 2418, 3385, 4030, 4062, 4082, 4710, 4867, 6045, 6123, 6770, 8801, 9734, 10155, 10205, 12090, 12246, 14601, 17602, 20310, 20410, 20987, 24335, 26403, 29202, 30615, 41974, 44005, 48670, 52806, 61230, 62961, 63271, 73005, 88010, 104935, 106289, 125922, 126542, 132015, 146010, 189813, 209870, 212578, 264030, 272831, 314805, 316355, 318867, 379626, 531445, 545662, 629610, 632710, 637734, 818493, 949065, 1062890, 1364155, 1381757, 1594335, 1636986, 1898130, 2728310, 2763514, 3188670, 3294959, 4092465, 4145271, 6589918, 6908785, 8184930, 8290542, 9884877, 13817570, 16474795, 19769754, 20726355, 32949590, 41452710, 42834467, 49424385, 85668934, 98848770, 128503401, 214172335, 257006802, 428344670, 642517005, 1285034010]

約数ペア:

[(1, 1285034010), (2, 642517005), (3, 428344670), (5, 257006802), (6, 214172335), (10, 128503401), (13, 98848770), (15, 85668934), (26, 49424385), (30, 42834467), (31, 41452710), (39, 32949590), (62, 20726355), (65, 19769754), (78, 16474795), (93, 13817570), (130, 9884877), (155, 8290542), (157, 8184930), (186, 6908785), (195, 6589918), (310, 4145271), (314, 4092465), (390, 3294959), (403, 3188670), (465, 2763514), (471, 2728310), (677, 1898130), (785, 1636986), (806, 1594335), (930, 1381757), (942, 1364155), (1209, 1062890), (1354, 949065), (1570, 818493), (2015, 637734), (2031, 632710), (2041, 629610), (2355, 545662), (2418, 531445), (3385, 379626), (4030, 318867), (4062, 316355), (4082, 314805), (4710, 272831), (4867, 264030), (6045, 212578), (6123, 209870), (6770, 189813), (8801, 146010), (9734, 132015), (10155, 126542), (10205, 125922), (12090, 106289), (12246, 104935), (14601, 88010), (17602, 73005), (20310, 63271), (20410, 62961), (20987, 61230), (24335, 52806), (26403, 48670), (29202, 44005), (30615, 41974)]