81242100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4751}}^1$

素因数の和:4790

約数の個数: 108

約数和(自身を含む): 268107840

約数和(自身を除く): 186865740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 150, 171, 180, 190, 225, 228, 285, 300, 342, 380, 450, 475, 570, 684, 855, 900, 950, 1140, 1425, 1710, 1900, 2850, 3420, 4275, 4751, 5700, 8550, 9502, 14253, 17100, 19004, 23755, 28506, 42759, 47510, 57012, 71265, 85518, 90269, 95020, 118775, 142530, 171036, 180538, 213795, 237550, 270807, 285060, 356325, 361076, 427590, 451345, 475100, 541614, 712650, 812421, 855180, 902690, 1068975, 1083228, 1354035, 1425300, 1624842, 1805380, 2137950, 2256725, 2708070, 3249684, 4062105, 4275900, 4513450, 5416140, 6770175, 8124210, 9026900, 13540350, 16248420, 20310525, 27080700, 40621050, 81242100]

約数ペア:

[(1, 81242100), (2, 40621050), (3, 27080700), (4, 20310525), (5, 16248420), (6, 13540350), (9, 9026900), (10, 8124210), (12, 6770175), (15, 5416140), (18, 4513450), (19, 4275900), (20, 4062105), (25, 3249684), (30, 2708070), (36, 2256725), (38, 2137950), (45, 1805380), (50, 1624842), (57, 1425300), (60, 1354035), (75, 1083228), (76, 1068975), (90, 902690), (95, 855180), (100, 812421), (114, 712650), (150, 541614), (171, 475100), (180, 451345), (190, 427590), (225, 361076), (228, 356325), (285, 285060), (300, 270807), (342, 237550), (380, 213795), (450, 180538), (475, 171036), (570, 142530), (684, 118775), (855, 95020), (900, 90269), (950, 85518), (1140, 71265), (1425, 57012), (1710, 47510), (1900, 42759), (2850, 28506), (3420, 23755), (4275, 19004), (4751, 17100), (5700, 14253), (8550, 9502)]