638234016

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:276

約数の個数: 288

約数和(自身を含む): 2117828160

約数和(自身を除く): 1479594144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 37, 38, 42, 48, 49, 56, 57, 74, 76, 84, 96, 98, 111, 112, 114, 133, 147, 148, 152, 168, 193, 196, 222, 224, 228, 259, 266, 294, 296, 304, 336, 386, 392, 399, 444, 456, 518, 532, 579, 588, 592, 608, 672, 703, 772, 777, 784, 798, 888, 912, 931, 1036, 1064, 1158, 1176, 1184, 1351, 1406, 1544, 1554, 1568, 1596, 1776, 1813, 1824, 1862, 2072, 2109, 2128, 2316, 2352, 2702, 2793, 2812, 3088, 3108, 3192, 3552, 3626, 3667, 3724, 4053, 4144, 4218, 4256, 4632, 4704, 4921, 5404, 5439, 5586, 5624, 6176, 6216, 6384, 7141, 7252, 7334, 7448, 8106, 8288, 8436, 9264, 9457, 9842, 10808, 10878, 11001, 11172, 11248, 12432, 12768, 14282, 14504, 14668, 14763, 14896, 16212, 16872, 18528, 18914, 19684, 21423, 21616, 21756, 22002, 22344, 22496, 24864, 25669, 28371, 28564, 29008, 29336, 29526, 29792, 32424, 33744, 34447, 37828, 39368, 42846, 43232, 43512, 44004, 44688, 49987, 51338, 56742, 57128, 58016, 58672, 59052, 64848, 67488, 68894, 75656, 77007, 78736, 85692, 87024, 88008, 89376, 99974, 102676, 103341, 113484, 114256, 117344, 118104, 129696, 135679, 137788, 149961, 151312, 154014, 157472, 171384, 174048, 176016, 179683, 199948, 205352, 206682, 226968, 228512, 236208, 271358, 275576, 299922, 302624, 308028, 342768, 349909, 352032, 359366, 399896, 407037, 410704, 413364, 453936, 472416, 539049, 542716, 551152, 599844, 616056, 685536, 699818, 718732, 799792, 814074, 821408, 826728, 907872, 949753, 1049727, 1078098, 1085432, 1102304, 1199688, 1232112, 1399636, 1437464, 1599584, 1628148, 1653456, 1899506, 2099454, 2156196, 2170864, 2399376, 2464224, 2799272, 2849259, 2874928, 3256296, 3306912, 3799012, 4198908, 4312392, 4341728, 4798752, 5598544, 5698518, 5749856, 6512592, 6648271, 7598024, 8397816, 8624784, 11197088, 11397036, 13025184, 13296542, 15196048, 16795632, 17249568, 19944813, 22794072, 26593084, 30392096, 33591264, 39889626, 45588144, 53186168, 79779252, 91176288, 106372336, 159558504, 212744672, 319117008, 638234016]

約数ペア:

[(1, 638234016), (2, 319117008), (3, 212744672), (4, 159558504), (6, 106372336), (7, 91176288), (8, 79779252), (12, 53186168), (14, 45588144), (16, 39889626), (19, 33591264), (21, 30392096), (24, 26593084), (28, 22794072), (32, 19944813), (37, 17249568), (38, 16795632), (42, 15196048), (48, 13296542), (49, 13025184), (56, 11397036), (57, 11197088), (74, 8624784), (76, 8397816), (84, 7598024), (96, 6648271), (98, 6512592), (111, 5749856), (112, 5698518), (114, 5598544), (133, 4798752), (147, 4341728), (148, 4312392), (152, 4198908), (168, 3799012), (193, 3306912), (196, 3256296), (222, 2874928), (224, 2849259), (228, 2799272), (259, 2464224), (266, 2399376), (294, 2170864), (296, 2156196), (304, 2099454), (336, 1899506), (386, 1653456), (392, 1628148), (399, 1599584), (444, 1437464), (456, 1399636), (518, 1232112), (532, 1199688), (579, 1102304), (588, 1085432), (592, 1078098), (608, 1049727), (672, 949753), (703, 907872), (772, 826728), (777, 821408), (784, 814074), (798, 799792), (888, 718732), (912, 699818), (931, 685536), (1036, 616056), (1064, 599844), (1158, 551152), (1176, 542716), (1184, 539049), (1351, 472416), (1406, 453936), (1544, 413364), (1554, 410704), (1568, 407037), (1596, 399896), (1776, 359366), (1813, 352032), (1824, 349909), (1862, 342768), (2072, 308028), (2109, 302624), (2128, 299922), (2316, 275576), (2352, 271358), (2702, 236208), (2793, 228512), (2812, 226968), (3088, 206682), (3108, 205352), (3192, 199948), (3552, 179683), (3626, 176016), (3667, 174048), (3724, 171384), (4053, 157472), (4144, 154014), (4218, 151312), (4256, 149961), (4632, 137788), (4704, 135679), (4921, 129696), (5404, 118104), (5439, 117344), (5586, 114256), (5624, 113484), (6176, 103341), (6216, 102676), (6384, 99974), (7141, 89376), (7252, 88008), (7334, 87024), (7448, 85692), (8106, 78736), (8288, 77007), (8436, 75656), (9264, 68894), (9457, 67488), (9842, 64848), (10808, 59052), (10878, 58672), (11001, 58016), (11172, 57128), (11248, 56742), (12432, 51338), (12768, 49987), (14282, 44688), (14504, 44004), (14668, 43512), (14763, 43232), (14896, 42846), (16212, 39368), (16872, 37828), (18528, 34447), (18914, 33744), (19684, 32424), (21423, 29792), (21616, 29526), (21756, 29336), (22002, 29008), (22344, 28564), (22496, 28371), (24864, 25669)]