28422240

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{769}}^1$

素因数の和:805

約数の個数: 192

約数和(自身を含む): 111767040

約数和(自身を除く): 83344800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 132, 140, 154, 160, 165, 168, 176, 210, 220, 224, 231, 240, 264, 280, 308, 330, 336, 352, 385, 420, 440, 462, 480, 528, 560, 616, 660, 672, 769, 770, 840, 880, 924, 1056, 1120, 1155, 1232, 1320, 1538, 1540, 1680, 1760, 1848, 2307, 2310, 2464, 2640, 3076, 3080, 3360, 3696, 3845, 4614, 4620, 5280, 5383, 6152, 6160, 7392, 7690, 8459, 9228, 9240, 10766, 11535, 12304, 12320, 15380, 16149, 16918, 18456, 18480, 21532, 23070, 24608, 25377, 26915, 30760, 32298, 33836, 36912, 36960, 42295, 43064, 46140, 50754, 53830, 59213, 61520, 64596, 67672, 73824, 80745, 84590, 86128, 92280, 101508, 107660, 118426, 123040, 126885, 129192, 135344, 161490, 169180, 172256, 177639, 184560, 203016, 215320, 236852, 253770, 258384, 270688, 296065, 322980, 338360, 355278, 369120, 406032, 430640, 473704, 507540, 516768, 592130, 645960, 676720, 710556, 812064, 861280, 888195, 947408, 1015080, 1184260, 1291920, 1353440, 1421112, 1776390, 1894816, 2030160, 2368520, 2583840, 2842224, 3552780, 4060320, 4737040, 5684448, 7105560, 9474080, 14211120, 28422240]

約数ペア:

[(1, 28422240), (2, 14211120), (3, 9474080), (4, 7105560), (5, 5684448), (6, 4737040), (7, 4060320), (8, 3552780), (10, 2842224), (11, 2583840), (12, 2368520), (14, 2030160), (15, 1894816), (16, 1776390), (20, 1421112), (21, 1353440), (22, 1291920), (24, 1184260), (28, 1015080), (30, 947408), (32, 888195), (33, 861280), (35, 812064), (40, 710556), (42, 676720), (44, 645960), (48, 592130), (55, 516768), (56, 507540), (60, 473704), (66, 430640), (70, 406032), (77, 369120), (80, 355278), (84, 338360), (88, 322980), (96, 296065), (105, 270688), (110, 258384), (112, 253770), (120, 236852), (132, 215320), (140, 203016), (154, 184560), (160, 177639), (165, 172256), (168, 169180), (176, 161490), (210, 135344), (220, 129192), (224, 126885), (231, 123040), (240, 118426), (264, 107660), (280, 101508), (308, 92280), (330, 86128), (336, 84590), (352, 80745), (385, 73824), (420, 67672), (440, 64596), (462, 61520), (480, 59213), (528, 53830), (560, 50754), (616, 46140), (660, 43064), (672, 42295), (769, 36960), (770, 36912), (840, 33836), (880, 32298), (924, 30760), (1056, 26915), (1120, 25377), (1155, 24608), (1232, 23070), (1320, 21532), (1538, 18480), (1540, 18456), (1680, 16918), (1760, 16149), (1848, 15380), (2307, 12320), (2310, 12304), (2464, 11535), (2640, 10766), (3076, 9240), (3080, 9228), (3360, 8459), (3696, 7690), (3845, 7392), (4614, 6160), (4620, 6152), (5280, 5383)]