1638296928

素因数分解:

$2^5\times 3^4\times {\mathrm{31}}^1\times {\mathrm{20389}}^1$

素因数の和:20442

約数の個数: 120

約数和(自身を含む): 4973855040

約数和(自身を除く): 3335558112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 81, 93, 96, 108, 124, 144, 162, 186, 216, 248, 279, 288, 324, 372, 432, 496, 558, 648, 744, 837, 864, 992, 1116, 1296, 1488, 1674, 2232, 2511, 2592, 2976, 3348, 4464, 5022, 6696, 8928, 10044, 13392, 20088, 20389, 26784, 40176, 40778, 61167, 80352, 81556, 122334, 163112, 183501, 244668, 326224, 367002, 489336, 550503, 632059, 652448, 734004, 978672, 1101006, 1264118, 1468008, 1651509, 1896177, 1957344, 2202012, 2528236, 2936016, 3303018, 3792354, 4404024, 5056472, 5688531, 5872032, 6606036, 7584708, 8808048, 10112944, 11377062, 13212072, 15169416, 17065593, 17616096, 20225888, 22754124, 26424144, 30338832, 34131186, 45508248, 51196779, 52848288, 60677664, 68262372, 91016496, 102393558, 136524744, 182032992, 204787116, 273049488, 409574232, 546098976, 819148464, 1638296928]

約数ペア:

[(1, 1638296928), (2, 819148464), (3, 546098976), (4, 409574232), (6, 273049488), (8, 204787116), (9, 182032992), (12, 136524744), (16, 102393558), (18, 91016496), (24, 68262372), (27, 60677664), (31, 52848288), (32, 51196779), (36, 45508248), (48, 34131186), (54, 30338832), (62, 26424144), (72, 22754124), (81, 20225888), (93, 17616096), (96, 17065593), (108, 15169416), (124, 13212072), (144, 11377062), (162, 10112944), (186, 8808048), (216, 7584708), (248, 6606036), (279, 5872032), (288, 5688531), (324, 5056472), (372, 4404024), (432, 3792354), (496, 3303018), (558, 2936016), (648, 2528236), (744, 2202012), (837, 1957344), (864, 1896177), (992, 1651509), (1116, 1468008), (1296, 1264118), (1488, 1101006), (1674, 978672), (2232, 734004), (2511, 652448), (2592, 632059), (2976, 550503), (3348, 489336), (4464, 367002), (5022, 326224), (6696, 244668), (8928, 183501), (10044, 163112), (13392, 122334), (20088, 81556), (20389, 80352), (26784, 61167), (40176, 40778)]