397653256

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 256

約数和(自身を含む): 1114767360

約数和(自身を除く): 717114104

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 17, 22, 23, 26, 28, 34, 44, 46, 52, 56, 68, 77, 88, 91, 92, 104, 119, 127, 136, 143, 154, 161, 182, 184, 187, 221, 238, 253, 254, 286, 299, 308, 322, 364, 374, 391, 442, 476, 506, 508, 572, 598, 616, 644, 728, 748, 782, 884, 889, 952, 1001, 1012, 1016, 1144, 1196, 1288, 1309, 1397, 1496, 1547, 1564, 1651, 1768, 1771, 1778, 2002, 2024, 2093, 2159, 2392, 2431, 2618, 2737, 2794, 2921, 3094, 3128, 3289, 3302, 3542, 3556, 4004, 4186, 4301, 4318, 4862, 5083, 5236, 5474, 5588, 5842, 6188, 6578, 6604, 7084, 7112, 8008, 8372, 8602, 8636, 9724, 9779, 10166, 10472, 10948, 11176, 11557, 11684, 12376, 13156, 13208, 14168, 15113, 16744, 17017, 17204, 17272, 18161, 19448, 19558, 20332, 20447, 21896, 23023, 23114, 23368, 23749, 26312, 28067, 30107, 30226, 32131, 34034, 34408, 35581, 36322, 37973, 39116, 40664, 40894, 46046, 46228, 47498, 49657, 55913, 56134, 60214, 60452, 64262, 68068, 71162, 72644, 75946, 78232, 81788, 92092, 92456, 94996, 99314, 111826, 112268, 120428, 120904, 127127, 128524, 136136, 142324, 145288, 151892, 163576, 166243, 184184, 189992, 196469, 198628, 223652, 224536, 224917, 240856, 254254, 257048, 265811, 284648, 303784, 308737, 332486, 347599, 391391, 392938, 397256, 417703, 447304, 449834, 508508, 531622, 546227, 617474, 645541, 664972, 695198, 782782, 785876, 835406, 899668, 1017016, 1063244, 1092454, 1234948, 1291082, 1329944, 1390396, 1565564, 1571752, 1670812, 1799336, 2126488, 2161159, 2184908, 2469896, 2582164, 2780792, 2923921, 3131128, 3341624, 3823589, 4322318, 4369816, 4518787, 5164328, 5847842, 7100951, 7647178, 8644636, 9037574, 11695684, 14201902, 15294356, 17289272, 18075148, 23391368, 28403804, 30588712, 36150296, 49706657, 56807608, 99413314, 198826628, 397653256]

約数ペア:

[(1, 397653256), (2, 198826628), (4, 99413314), (7, 56807608), (8, 49706657), (11, 36150296), (13, 30588712), (14, 28403804), (17, 23391368), (22, 18075148), (23, 17289272), (26, 15294356), (28, 14201902), (34, 11695684), (44, 9037574), (46, 8644636), (52, 7647178), (56, 7100951), (68, 5847842), (77, 5164328), (88, 4518787), (91, 4369816), (92, 4322318), (104, 3823589), (119, 3341624), (127, 3131128), (136, 2923921), (143, 2780792), (154, 2582164), (161, 2469896), (182, 2184908), (184, 2161159), (187, 2126488), (221, 1799336), (238, 1670812), (253, 1571752), (254, 1565564), (286, 1390396), (299, 1329944), (308, 1291082), (322, 1234948), (364, 1092454), (374, 1063244), (391, 1017016), (442, 899668), (476, 835406), (506, 785876), (508, 782782), (572, 695198), (598, 664972), (616, 645541), (644, 617474), (728, 546227), (748, 531622), (782, 508508), (884, 449834), (889, 447304), (952, 417703), (1001, 397256), (1012, 392938), (1016, 391391), (1144, 347599), (1196, 332486), (1288, 308737), (1309, 303784), (1397, 284648), (1496, 265811), (1547, 257048), (1564, 254254), (1651, 240856), (1768, 224917), (1771, 224536), (1778, 223652), (2002, 198628), (2024, 196469), (2093, 189992), (2159, 184184), (2392, 166243), (2431, 163576), (2618, 151892), (2737, 145288), (2794, 142324), (2921, 136136), (3094, 128524), (3128, 127127), (3289, 120904), (3302, 120428), (3542, 112268), (3556, 111826), (4004, 99314), (4186, 94996), (4301, 92456), (4318, 92092), (4862, 81788), (5083, 78232), (5236, 75946), (5474, 72644), (5588, 71162), (5842, 68068), (6188, 64262), (6578, 60452), (6604, 60214), (7084, 56134), (7112, 55913), (8008, 49657), (8372, 47498), (8602, 46228), (8636, 46046), (9724, 40894), (9779, 40664), (10166, 39116), (10472, 37973), (10948, 36322), (11176, 35581), (11557, 34408), (11684, 34034), (12376, 32131), (13156, 30226), (13208, 30107), (14168, 28067), (15113, 26312), (16744, 23749), (17017, 23368), (17204, 23114), (17272, 23023), (18161, 21896), (19448, 20447), (19558, 20332)]