520161152

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:420

約数の個数: 128

約数和(自身を含む): 1246586880

約数和(自身を除く): 726425728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 61, 62, 64, 112, 122, 124, 128, 217, 224, 244, 248, 307, 427, 434, 448, 488, 496, 614, 854, 868, 896, 976, 992, 1228, 1708, 1736, 1891, 1952, 1984, 2149, 2456, 3416, 3472, 3782, 3904, 3968, 4298, 4912, 6832, 6944, 7564, 7808, 8596, 9517, 9824, 13237, 13664, 13888, 15128, 17192, 18727, 19034, 19648, 26474, 27328, 27776, 30256, 34384, 37454, 38068, 39296, 52948, 54656, 60512, 66619, 68768, 74908, 76136, 105896, 121024, 131089, 133238, 137536, 149816, 152272, 211792, 242048, 262178, 266476, 275072, 299632, 304544, 423584, 524356, 532952, 580537, 599264, 609088, 847168, 1048712, 1065904, 1161074, 1198528, 1218176, 1694336, 2097424, 2131808, 2322148, 2397056, 4063759, 4194848, 4263616, 4644296, 8127518, 8389696, 8527232, 9288592, 16255036, 16779392, 18577184, 32510072, 37154368, 65020144, 74308736, 130040288, 260080576, 520161152]

約数ペア:

[(1, 520161152), (2, 260080576), (4, 130040288), (7, 74308736), (8, 65020144), (14, 37154368), (16, 32510072), (28, 18577184), (31, 16779392), (32, 16255036), (56, 9288592), (61, 8527232), (62, 8389696), (64, 8127518), (112, 4644296), (122, 4263616), (124, 4194848), (128, 4063759), (217, 2397056), (224, 2322148), (244, 2131808), (248, 2097424), (307, 1694336), (427, 1218176), (434, 1198528), (448, 1161074), (488, 1065904), (496, 1048712), (614, 847168), (854, 609088), (868, 599264), (896, 580537), (976, 532952), (992, 524356), (1228, 423584), (1708, 304544), (1736, 299632), (1891, 275072), (1952, 266476), (1984, 262178), (2149, 242048), (2456, 211792), (3416, 152272), (3472, 149816), (3782, 137536), (3904, 133238), (3968, 131089), (4298, 121024), (4912, 105896), (6832, 76136), (6944, 74908), (7564, 68768), (7808, 66619), (8596, 60512), (9517, 54656), (9824, 52948), (13237, 39296), (13664, 38068), (13888, 37454), (15128, 34384), (17192, 30256), (18727, 27776), (19034, 27328), (19648, 26474)]