84397810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 199065600

約数和(自身を除く): 114667790

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 31, 35, 38, 46, 62, 70, 89, 95, 115, 133, 155, 161, 178, 190, 217, 230, 266, 310, 322, 434, 437, 445, 589, 623, 665, 713, 805, 874, 890, 1085, 1178, 1246, 1330, 1426, 1610, 1691, 2047, 2170, 2185, 2759, 2945, 3059, 3115, 3382, 3565, 4094, 4123, 4370, 4991, 5518, 5890, 6118, 6230, 7130, 8246, 8455, 9982, 10235, 11837, 13547, 13795, 14329, 15295, 16910, 19313, 20470, 20615, 23674, 24955, 27094, 27590, 28658, 30590, 38626, 38893, 41230, 49910, 52421, 59185, 63457, 67735, 71645, 77786, 94829, 96565, 104842, 118370, 126914, 135470, 143290, 189658, 193130, 194465, 262105, 272251, 317285, 366947, 388930, 444199, 474145, 524210, 544502, 634570, 733894, 888398, 948290, 1205683, 1361255, 1834735, 2220995, 2411366, 2722510, 3669470, 4441990, 6028415, 8439781, 12056830, 16879562, 42198905, 84397810]

約数ペア:

[(1, 84397810), (2, 42198905), (5, 16879562), (7, 12056830), (10, 8439781), (14, 6028415), (19, 4441990), (23, 3669470), (31, 2722510), (35, 2411366), (38, 2220995), (46, 1834735), (62, 1361255), (70, 1205683), (89, 948290), (95, 888398), (115, 733894), (133, 634570), (155, 544502), (161, 524210), (178, 474145), (190, 444199), (217, 388930), (230, 366947), (266, 317285), (310, 272251), (322, 262105), (434, 194465), (437, 193130), (445, 189658), (589, 143290), (623, 135470), (665, 126914), (713, 118370), (805, 104842), (874, 96565), (890, 94829), (1085, 77786), (1178, 71645), (1246, 67735), (1330, 63457), (1426, 59185), (1610, 52421), (1691, 49910), (2047, 41230), (2170, 38893), (2185, 38626), (2759, 30590), (2945, 28658), (3059, 27590), (3115, 27094), (3382, 24955), (3565, 23674), (4094, 20615), (4123, 20470), (4370, 19313), (4991, 16910), (5518, 15295), (5890, 14329), (6118, 13795), (6230, 13547), (7130, 11837), (8246, 10235), (8455, 9982)]