71333780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 180182016

約数和(自身を除く): 108848236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 47, 70, 74, 94, 140, 148, 185, 188, 235, 259, 293, 329, 370, 470, 518, 586, 658, 740, 940, 1036, 1172, 1295, 1316, 1465, 1645, 1739, 2051, 2590, 2930, 3290, 3478, 4102, 5180, 5860, 6580, 6956, 8204, 8695, 10255, 10841, 12173, 13771, 17390, 20510, 21682, 24346, 27542, 34780, 41020, 43364, 48692, 54205, 55084, 60865, 68855, 75887, 96397, 108410, 121730, 137710, 151774, 192794, 216820, 243460, 275420, 303548, 379435, 385588, 481985, 509527, 758870, 963970, 1019054, 1517740, 1927940, 2038108, 2547635, 3566689, 5095270, 7133378, 10190540, 14266756, 17833445, 35666890, 71333780]

約数ペア:

[(1, 71333780), (2, 35666890), (4, 17833445), (5, 14266756), (7, 10190540), (10, 7133378), (14, 5095270), (20, 3566689), (28, 2547635), (35, 2038108), (37, 1927940), (47, 1517740), (70, 1019054), (74, 963970), (94, 758870), (140, 509527), (148, 481985), (185, 385588), (188, 379435), (235, 303548), (259, 275420), (293, 243460), (329, 216820), (370, 192794), (470, 151774), (518, 137710), (586, 121730), (658, 108410), (740, 96397), (940, 75887), (1036, 68855), (1172, 60865), (1295, 55084), (1316, 54205), (1465, 48692), (1645, 43364), (1739, 41020), (2051, 34780), (2590, 27542), (2930, 24346), (3290, 21682), (3478, 20510), (4102, 17390), (5180, 13771), (5860, 12173), (6580, 10841), (6956, 10255), (8204, 8695)]