1639372020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1217}}^1$

素因数の和:1410

約数の個数: 192

約数和(自身を含む): 5431539456

約数和(自身を除く): 3792167436

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 156, 157, 165, 195, 220, 260, 286, 314, 330, 390, 429, 471, 572, 628, 660, 715, 780, 785, 858, 942, 1217, 1430, 1570, 1716, 1727, 1884, 2041, 2145, 2355, 2434, 2860, 3140, 3454, 3651, 4082, 4290, 4710, 4868, 5181, 6085, 6123, 6908, 7302, 8164, 8580, 8635, 9420, 10205, 10362, 12170, 12246, 13387, 14604, 15821, 17270, 18255, 20410, 20724, 22451, 24340, 24492, 25905, 26774, 30615, 31642, 34540, 36510, 40161, 40820, 44902, 47463, 51810, 53548, 61230, 63284, 66935, 67353, 73020, 79105, 80322, 89804, 94926, 103620, 112255, 122460, 133870, 134706, 158210, 160644, 174031, 189852, 191069, 200805, 224510, 237315, 267740, 269412, 316420, 336765, 348062, 382138, 401610, 449020, 474630, 522093, 573207, 673530, 696124, 764276, 803220, 870155, 949260, 955345, 1044186, 1146414, 1347060, 1740310, 1910690, 2088372, 2101759, 2292828, 2483897, 2610465, 2866035, 3480620, 3821380, 4203518, 4967794, 5220930, 5732070, 6305277, 7451691, 8407036, 9935588, 10441860, 10508795, 11464140, 12419485, 12610554, 14903382, 21017590, 24838970, 25221108, 27322867, 29806764, 31526385, 37258455, 42035180, 49677940, 54645734, 63052770, 74516910, 81968601, 109291468, 126105540, 136614335, 149033820, 163937202, 273228670, 327874404, 409843005, 546457340, 819686010, 1639372020]

約数ペア:

[(1, 1639372020), (2, 819686010), (3, 546457340), (4, 409843005), (5, 327874404), (6, 273228670), (10, 163937202), (11, 149033820), (12, 136614335), (13, 126105540), (15, 109291468), (20, 81968601), (22, 74516910), (26, 63052770), (30, 54645734), (33, 49677940), (39, 42035180), (44, 37258455), (52, 31526385), (55, 29806764), (60, 27322867), (65, 25221108), (66, 24838970), (78, 21017590), (110, 14903382), (130, 12610554), (132, 12419485), (143, 11464140), (156, 10508795), (157, 10441860), (165, 9935588), (195, 8407036), (220, 7451691), (260, 6305277), (286, 5732070), (314, 5220930), (330, 4967794), (390, 4203518), (429, 3821380), (471, 3480620), (572, 2866035), (628, 2610465), (660, 2483897), (715, 2292828), (780, 2101759), (785, 2088372), (858, 1910690), (942, 1740310), (1217, 1347060), (1430, 1146414), (1570, 1044186), (1716, 955345), (1727, 949260), (1884, 870155), (2041, 803220), (2145, 764276), (2355, 696124), (2434, 673530), (2860, 573207), (3140, 522093), (3454, 474630), (3651, 449020), (4082, 401610), (4290, 382138), (4710, 348062), (4868, 336765), (5181, 316420), (6085, 269412), (6123, 267740), (6908, 237315), (7302, 224510), (8164, 200805), (8580, 191069), (8635, 189852), (9420, 174031), (10205, 160644), (10362, 158210), (12170, 134706), (12246, 133870), (13387, 122460), (14604, 112255), (15821, 103620), (17270, 94926), (18255, 89804), (20410, 80322), (20724, 79105), (22451, 73020), (24340, 67353), (24492, 66935), (25905, 63284), (26774, 61230), (30615, 53548), (31642, 51810), (34540, 47463), (36510, 44902), (40161, 40820)]