1640642388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:235

約数の個数: 288

約数和(自身を含む): 5125177344

約数和(自身を除く): 3484534956

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 31, 33, 41, 42, 44, 62, 66, 77, 82, 84, 93, 121, 123, 124, 127, 132, 154, 164, 186, 217, 231, 242, 246, 254, 287, 308, 341, 363, 372, 381, 434, 451, 462, 484, 492, 508, 574, 651, 682, 726, 762, 847, 861, 868, 889, 902, 924, 1023, 1148, 1271, 1302, 1353, 1364, 1397, 1452, 1524, 1694, 1722, 1778, 1804, 2046, 2387, 2541, 2542, 2604, 2667, 2706, 2794, 3157, 3388, 3444, 3556, 3751, 3813, 3937, 4092, 4191, 4774, 4961, 5082, 5084, 5207, 5334, 5412, 5588, 6314, 7161, 7502, 7626, 7874, 8382, 8897, 9471, 9548, 9779, 9922, 10164, 10414, 10668, 11253, 11811, 12628, 13981, 14322, 14883, 15004, 15252, 15367, 15621, 15748, 16764, 17794, 18942, 19558, 19844, 20828, 22506, 23622, 26257, 26691, 27559, 27962, 28644, 29337, 29766, 30734, 31242, 34727, 35588, 36449, 37884, 39116, 41943, 43307, 45012, 46101, 47244, 52514, 53382, 55118, 55924, 57277, 58674, 59532, 61468, 62484, 69454, 72898, 78771, 82677, 83886, 86614, 92202, 97867, 104181, 105028, 106764, 107569, 109347, 110236, 114554, 117348, 129921, 138908, 145796, 153791, 157542, 161417, 165354, 167772, 171831, 173228, 184404, 195734, 208362, 215138, 218694, 229108, 259842, 293601, 303149, 307582, 315084, 322707, 322834, 330708, 343662, 391468, 400939, 416724, 430276, 437388, 461373, 476377, 484251, 519684, 587202, 606298, 615164, 630047, 645414, 645668, 687324, 801878, 909447, 922746, 952754, 968502, 1076537, 1129919, 1174404, 1202817, 1212596, 1260094, 1290828, 1429131, 1603756, 1775587, 1818894, 1845492, 1890141, 1905508, 1937004, 2153074, 2259838, 2405634, 2520188, 2858262, 3229611, 3334639, 3389757, 3551174, 3637788, 3780282, 4306148, 4410329, 4519676, 4811268, 5326761, 5716524, 6459222, 6669278, 6779514, 7102348, 7560564, 8820658, 10003917, 10653522, 12429109, 12918444, 13230987, 13338556, 13559028, 17641316, 19531457, 20007834, 21307044, 24858218, 26461974, 37287327, 39062914, 40015668, 49716436, 52923948, 58594371, 74574654, 78125828, 117188742, 136720199, 149149308, 234377484, 273440398, 410160597, 546880796, 820321194, 1640642388]

約数ペア:

[(1, 1640642388), (2, 820321194), (3, 546880796), (4, 410160597), (6, 273440398), (7, 234377484), (11, 149149308), (12, 136720199), (14, 117188742), (21, 78125828), (22, 74574654), (28, 58594371), (31, 52923948), (33, 49716436), (41, 40015668), (42, 39062914), (44, 37287327), (62, 26461974), (66, 24858218), (77, 21307044), (82, 20007834), (84, 19531457), (93, 17641316), (121, 13559028), (123, 13338556), (124, 13230987), (127, 12918444), (132, 12429109), (154, 10653522), (164, 10003917), (186, 8820658), (217, 7560564), (231, 7102348), (242, 6779514), (246, 6669278), (254, 6459222), (287, 5716524), (308, 5326761), (341, 4811268), (363, 4519676), (372, 4410329), (381, 4306148), (434, 3780282), (451, 3637788), (462, 3551174), (484, 3389757), (492, 3334639), (508, 3229611), (574, 2858262), (651, 2520188), (682, 2405634), (726, 2259838), (762, 2153074), (847, 1937004), (861, 1905508), (868, 1890141), (889, 1845492), (902, 1818894), (924, 1775587), (1023, 1603756), (1148, 1429131), (1271, 1290828), (1302, 1260094), (1353, 1212596), (1364, 1202817), (1397, 1174404), (1452, 1129919), (1524, 1076537), (1694, 968502), (1722, 952754), (1778, 922746), (1804, 909447), (2046, 801878), (2387, 687324), (2541, 645668), (2542, 645414), (2604, 630047), (2667, 615164), (2706, 606298), (2794, 587202), (3157, 519684), (3388, 484251), (3444, 476377), (3556, 461373), (3751, 437388), (3813, 430276), (3937, 416724), (4092, 400939), (4191, 391468), (4774, 343662), (4961, 330708), (5082, 322834), (5084, 322707), (5207, 315084), (5334, 307582), (5412, 303149), (5588, 293601), (6314, 259842), (7161, 229108), (7502, 218694), (7626, 215138), (7874, 208362), (8382, 195734), (8897, 184404), (9471, 173228), (9548, 171831), (9779, 167772), (9922, 165354), (10164, 161417), (10414, 157542), (10668, 153791), (11253, 145796), (11811, 138908), (12628, 129921), (13981, 117348), (14322, 114554), (14883, 110236), (15004, 109347), (15252, 107569), (15367, 106764), (15621, 105028), (15748, 104181), (16764, 97867), (17794, 92202), (18942, 86614), (19558, 83886), (19844, 82677), (20828, 78771), (22506, 72898), (23622, 69454), (26257, 62484), (26691, 61468), (27559, 59532), (27962, 58674), (28644, 57277), (29337, 55924), (29766, 55118), (30734, 53382), (31242, 52514), (34727, 47244), (35588, 46101), (36449, 45012), (37884, 43307), (39116, 41943)]