187978140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{773}}^1$

素因数の和:988

約数の個数: 144

約数和(自身を含む): 655881408

約数和(自身を除く): 467903268

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 193, 210, 252, 315, 386, 420, 579, 630, 772, 773, 965, 1158, 1260, 1351, 1546, 1737, 1930, 2316, 2319, 2702, 2895, 3092, 3474, 3860, 3865, 4053, 4638, 5404, 5411, 5790, 6755, 6948, 6957, 7730, 8106, 8685, 9276, 10822, 11580, 11595, 12159, 13510, 13914, 15460, 16212, 16233, 17370, 20265, 21644, 23190, 24318, 27020, 27055, 27828, 32466, 34740, 34785, 40530, 46380, 48636, 48699, 54110, 60795, 64932, 69570, 81060, 81165, 97398, 108220, 121590, 139140, 149189, 162330, 194796, 243180, 243495, 298378, 324660, 447567, 486990, 596756, 745945, 895134, 973980, 1044323, 1342701, 1491890, 1790268, 2088646, 2237835, 2685402, 2983780, 3132969, 4177292, 4475670, 5221615, 5370804, 6265938, 6713505, 8951340, 9398907, 10443230, 12531876, 13427010, 15664845, 18797814, 20886460, 26854020, 31329690, 37595628, 46994535, 62659380, 93989070, 187978140]

約数ペア:

[(1, 187978140), (2, 93989070), (3, 62659380), (4, 46994535), (5, 37595628), (6, 31329690), (7, 26854020), (9, 20886460), (10, 18797814), (12, 15664845), (14, 13427010), (15, 12531876), (18, 10443230), (20, 9398907), (21, 8951340), (28, 6713505), (30, 6265938), (35, 5370804), (36, 5221615), (42, 4475670), (45, 4177292), (60, 3132969), (63, 2983780), (70, 2685402), (84, 2237835), (90, 2088646), (105, 1790268), (126, 1491890), (140, 1342701), (180, 1044323), (193, 973980), (210, 895134), (252, 745945), (315, 596756), (386, 486990), (420, 447567), (579, 324660), (630, 298378), (772, 243495), (773, 243180), (965, 194796), (1158, 162330), (1260, 149189), (1351, 139140), (1546, 121590), (1737, 108220), (1930, 97398), (2316, 81165), (2319, 81060), (2702, 69570), (2895, 64932), (3092, 60795), (3474, 54110), (3860, 48699), (3865, 48636), (4053, 46380), (4638, 40530), (5404, 34785), (5411, 34740), (5790, 32466), (6755, 27828), (6948, 27055), (6957, 27020), (7730, 24318), (8106, 23190), (8685, 21644), (9276, 20265), (10822, 17370), (11580, 16233), (11595, 16212), (12159, 15460), (13510, 13914)]