20181279104

素因数分解:

$2^7\times 7^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{4339}}^1$

素因数の和:4568

約数の個数: 128

約数和(自身を含む): 47809440000

約数和(自身を除く): 27628160896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 179, 203, 224, 232, 358, 406, 448, 464, 716, 812, 896, 928, 1253, 1432, 1624, 1856, 2506, 2864, 3248, 3712, 4339, 5012, 5191, 5728, 6496, 8678, 10024, 10382, 11456, 12992, 17356, 20048, 20764, 22912, 25984, 30373, 34712, 36337, 40096, 41528, 60746, 69424, 72674, 80192, 83056, 121492, 125831, 138848, 145348, 160384, 166112, 242984, 251662, 277696, 290696, 332224, 485968, 503324, 555392, 581392, 664448, 776681, 880817, 971936, 1006648, 1162784, 1553362, 1761634, 1943872, 2013296, 2325568, 3106724, 3523268, 3887744, 4026592, 4651136, 5436767, 6213448, 7046536, 8053184, 10873534, 12426896, 14093072, 16106368, 21747068, 22523749, 24853792, 28186144, 43494136, 45047498, 49707584, 56372288, 86988272, 90094996, 99415168, 112744576, 157666243, 173976544, 180189992, 315332486, 347953088, 360379984, 630664972, 695906176, 720759968, 1261329944, 1441519936, 2522659888, 2883039872, 5045319776, 10090639552, 20181279104]

約数ペア:

[(1, 20181279104), (2, 10090639552), (4, 5045319776), (7, 2883039872), (8, 2522659888), (14, 1441519936), (16, 1261329944), (28, 720759968), (29, 695906176), (32, 630664972), (56, 360379984), (58, 347953088), (64, 315332486), (112, 180189992), (116, 173976544), (128, 157666243), (179, 112744576), (203, 99415168), (224, 90094996), (232, 86988272), (358, 56372288), (406, 49707584), (448, 45047498), (464, 43494136), (716, 28186144), (812, 24853792), (896, 22523749), (928, 21747068), (1253, 16106368), (1432, 14093072), (1624, 12426896), (1856, 10873534), (2506, 8053184), (2864, 7046536), (3248, 6213448), (3712, 5436767), (4339, 4651136), (5012, 4026592), (5191, 3887744), (5728, 3523268), (6496, 3106724), (8678, 2325568), (10024, 2013296), (10382, 1943872), (11456, 1761634), (12992, 1553362), (17356, 1162784), (20048, 1006648), (20764, 971936), (22912, 880817), (25984, 776681), (30373, 664448), (34712, 581392), (36337, 555392), (40096, 503324), (41528, 485968), (60746, 332224), (69424, 290696), (72674, 277696), (80192, 251662), (83056, 242984), (121492, 166112), (125831, 160384), (138848, 145348)]