71480280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:433

約数の個数: 128

約数和(自身を含む): 228614400

約数和(自身を除く): 157134120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 107, 114, 120, 152, 190, 214, 228, 285, 293, 321, 380, 428, 456, 535, 570, 586, 642, 760, 856, 879, 1070, 1140, 1172, 1284, 1465, 1605, 1758, 2033, 2140, 2280, 2344, 2568, 2930, 3210, 3516, 4066, 4280, 4395, 5567, 5860, 6099, 6420, 7032, 8132, 8790, 10165, 11134, 11720, 12198, 12840, 16264, 16701, 17580, 20330, 22268, 24396, 27835, 30495, 31351, 33402, 35160, 40660, 44536, 48792, 55670, 60990, 62702, 66804, 81320, 83505, 94053, 111340, 121980, 125404, 133608, 156755, 167010, 188106, 222680, 243960, 250808, 313510, 334020, 376212, 470265, 595669, 627020, 668040, 752424, 940530, 1191338, 1254040, 1787007, 1881060, 2382676, 2978345, 3574014, 3762120, 4765352, 5956690, 7148028, 8935035, 11913380, 14296056, 17870070, 23826760, 35740140, 71480280]

約数ペア:

[(1, 71480280), (2, 35740140), (3, 23826760), (4, 17870070), (5, 14296056), (6, 11913380), (8, 8935035), (10, 7148028), (12, 5956690), (15, 4765352), (19, 3762120), (20, 3574014), (24, 2978345), (30, 2382676), (38, 1881060), (40, 1787007), (57, 1254040), (60, 1191338), (76, 940530), (95, 752424), (107, 668040), (114, 627020), (120, 595669), (152, 470265), (190, 376212), (214, 334020), (228, 313510), (285, 250808), (293, 243960), (321, 222680), (380, 188106), (428, 167010), (456, 156755), (535, 133608), (570, 125404), (586, 121980), (642, 111340), (760, 94053), (856, 83505), (879, 81320), (1070, 66804), (1140, 62702), (1172, 60990), (1284, 55670), (1465, 48792), (1605, 44536), (1758, 40660), (2033, 35160), (2140, 33402), (2280, 31351), (2344, 30495), (2568, 27835), (2930, 24396), (3210, 22268), (3516, 20330), (4066, 17580), (4280, 16701), (4395, 16264), (5567, 12840), (5860, 12198), (6099, 11720), (6420, 11134), (7032, 10165), (8132, 8790)]