70246890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{937}}^1$

素因数の和:981

約数の個数: 144

約数和(自身を含む): 225198792

約数和(自身を除く): 154951902

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 49, 51, 63, 70, 85, 90, 98, 102, 105, 119, 126, 147, 153, 170, 210, 238, 245, 255, 294, 306, 315, 357, 441, 490, 510, 595, 630, 714, 735, 765, 833, 882, 937, 1071, 1190, 1470, 1530, 1666, 1785, 1874, 2142, 2205, 2499, 2811, 3570, 4165, 4410, 4685, 4998, 5355, 5622, 6559, 7497, 8330, 8433, 9370, 10710, 12495, 13118, 14055, 14994, 15929, 16866, 19677, 24990, 28110, 31858, 32795, 37485, 39354, 42165, 45913, 47787, 59031, 65590, 74970, 79645, 84330, 91826, 95574, 98385, 111503, 118062, 137739, 143361, 159290, 196770, 223006, 229565, 238935, 275478, 286722, 295155, 334509, 413217, 459130, 477870, 557515, 590310, 669018, 688695, 716805, 780521, 826434, 1003527, 1115030, 1377390, 1433610, 1561042, 1672545, 2007054, 2066085, 2341563, 3345090, 3902605, 4132170, 4683126, 5017635, 7024689, 7805210, 10035270, 11707815, 14049378, 23415630, 35123445, 70246890]

約数ペア:

[(1, 70246890), (2, 35123445), (3, 23415630), (5, 14049378), (6, 11707815), (7, 10035270), (9, 7805210), (10, 7024689), (14, 5017635), (15, 4683126), (17, 4132170), (18, 3902605), (21, 3345090), (30, 2341563), (34, 2066085), (35, 2007054), (42, 1672545), (45, 1561042), (49, 1433610), (51, 1377390), (63, 1115030), (70, 1003527), (85, 826434), (90, 780521), (98, 716805), (102, 688695), (105, 669018), (119, 590310), (126, 557515), (147, 477870), (153, 459130), (170, 413217), (210, 334509), (238, 295155), (245, 286722), (255, 275478), (294, 238935), (306, 229565), (315, 223006), (357, 196770), (441, 159290), (490, 143361), (510, 137739), (595, 118062), (630, 111503), (714, 98385), (735, 95574), (765, 91826), (833, 84330), (882, 79645), (937, 74970), (1071, 65590), (1190, 59031), (1470, 47787), (1530, 45913), (1666, 42165), (1785, 39354), (1874, 37485), (2142, 32795), (2205, 31858), (2499, 28110), (2811, 24990), (3570, 19677), (4165, 16866), (4410, 15929), (4685, 14994), (4998, 14055), (5355, 13118), (5622, 12495), (6559, 10710), (7497, 9370), (8330, 8433)]