174943860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^2$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 606270336

約数和(自身を除く): 431326476

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 179, 182, 195, 210, 260, 273, 358, 364, 390, 420, 455, 537, 546, 716, 780, 895, 910, 1074, 1092, 1253, 1365, 1790, 1820, 2148, 2327, 2506, 2685, 2730, 3580, 3759, 4654, 5012, 5370, 5460, 6265, 6981, 7518, 9308, 10740, 11635, 12530, 13962, 15036, 16289, 18795, 23270, 25060, 27924, 32041, 32578, 34905, 37590, 46540, 48867, 64082, 65156, 69810, 75180, 81445, 96123, 97734, 128164, 139620, 160205, 162890, 192246, 195468, 224287, 244335, 320410, 325780, 384492, 416533, 448574, 480615, 488670, 640820, 672861, 833066, 897148, 961230, 977340, 1121435, 1249599, 1345722, 1666132, 1922460, 2082665, 2242870, 2499198, 2691444, 2915731, 3364305, 4165330, 4485740, 4998396, 5831462, 6247995, 6728610, 8330660, 8747193, 11662924, 12495990, 13457220, 14578655, 17494386, 24991980, 29157310, 34988772, 43735965, 58314620, 87471930, 174943860]

約数ペア:

[(1, 174943860), (2, 87471930), (3, 58314620), (4, 43735965), (5, 34988772), (6, 29157310), (7, 24991980), (10, 17494386), (12, 14578655), (13, 13457220), (14, 12495990), (15, 11662924), (20, 8747193), (21, 8330660), (26, 6728610), (28, 6247995), (30, 5831462), (35, 4998396), (39, 4485740), (42, 4165330), (52, 3364305), (60, 2915731), (65, 2691444), (70, 2499198), (78, 2242870), (84, 2082665), (91, 1922460), (105, 1666132), (130, 1345722), (140, 1249599), (156, 1121435), (179, 977340), (182, 961230), (195, 897148), (210, 833066), (260, 672861), (273, 640820), (358, 488670), (364, 480615), (390, 448574), (420, 416533), (455, 384492), (537, 325780), (546, 320410), (716, 244335), (780, 224287), (895, 195468), (910, 192246), (1074, 162890), (1092, 160205), (1253, 139620), (1365, 128164), (1790, 97734), (1820, 96123), (2148, 81445), (2327, 75180), (2506, 69810), (2685, 65156), (2730, 64082), (3580, 48867), (3759, 46540), (4654, 37590), (5012, 34905), (5370, 32578), (5460, 32041), (6265, 27924), (6981, 25060), (7518, 23270), (9308, 18795), (10740, 16289), (11635, 15036), (12530, 13962)]