43456420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:114

約数の個数: 144

約数和(自身を含む): 120113280

約数和(自身を除く): 76656860

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 31, 34, 35, 38, 62, 68, 70, 76, 85, 95, 119, 124, 133, 140, 155, 170, 190, 217, 238, 266, 310, 323, 340, 380, 434, 476, 527, 532, 589, 595, 620, 646, 665, 868, 961, 1054, 1085, 1178, 1190, 1292, 1330, 1615, 1922, 2108, 2170, 2261, 2356, 2380, 2635, 2660, 2945, 3230, 3689, 3844, 4123, 4340, 4522, 4805, 5270, 5890, 6460, 6727, 7378, 8246, 9044, 9610, 10013, 10540, 11305, 11780, 13454, 14756, 16337, 16492, 18259, 18445, 19220, 20026, 20615, 22610, 26908, 32674, 33635, 36518, 36890, 40052, 41230, 45220, 50065, 65348, 67270, 70091, 73036, 73780, 81685, 82460, 91295, 100130, 114359, 127813, 134540, 140182, 163370, 182590, 200260, 228718, 255626, 280364, 310403, 326740, 350455, 365180, 457436, 511252, 571795, 620806, 639065, 700910, 1143590, 1241612, 1278130, 1401820, 1552015, 2172821, 2287180, 2556260, 3104030, 4345642, 6208060, 8691284, 10864105, 21728210, 43456420]

約数ペア:

[(1, 43456420), (2, 21728210), (4, 10864105), (5, 8691284), (7, 6208060), (10, 4345642), (14, 3104030), (17, 2556260), (19, 2287180), (20, 2172821), (28, 1552015), (31, 1401820), (34, 1278130), (35, 1241612), (38, 1143590), (62, 700910), (68, 639065), (70, 620806), (76, 571795), (85, 511252), (95, 457436), (119, 365180), (124, 350455), (133, 326740), (140, 310403), (155, 280364), (170, 255626), (190, 228718), (217, 200260), (238, 182590), (266, 163370), (310, 140182), (323, 134540), (340, 127813), (380, 114359), (434, 100130), (476, 91295), (527, 82460), (532, 81685), (589, 73780), (595, 73036), (620, 70091), (646, 67270), (665, 65348), (868, 50065), (961, 45220), (1054, 41230), (1085, 40052), (1178, 36890), (1190, 36518), (1292, 33635), (1330, 32674), (1615, 26908), (1922, 22610), (2108, 20615), (2170, 20026), (2261, 19220), (2356, 18445), (2380, 18259), (2635, 16492), (2660, 16337), (2945, 14756), (3230, 13454), (3689, 11780), (3844, 11305), (4123, 10540), (4340, 10013), (4522, 9610), (4805, 9044), (5270, 8246), (5890, 7378), (6460, 6727)]