About the Number

490472388

490472387 ← → 490472389

2進数表記:11101001111000000001111000100

漢数字表記:四億九千四十七万二千三百八十八

素因数分解:

2 2 × 3 3 × 7 1 × 53 1 × 12241 1

素因数の和:12314
約数の個数: 96
約数和(自身を含む): 1480792320
約数和(自身を除く): 990319932

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 53, 54, 63, 84, 106, 108, 126, 159, 189, 212, 252, 318, 371, 378, 477, 636, 742, 756, 954, 1113, 1431, 1484, 1908, 2226, 2862, 3339, 4452, 5724, 6678, 10017, 12241, 13356, 20034, 24482, 36723, 40068, 48964, 73446, 85687, 110169, 146892, 171374, 220338, 257061, 330507, 342748, 440676, 514122, 648773, 661014, 771183, 1028244, 1297546, 1322028, 1542366, 1946319, 2313549, 2595092, 3084732, 3892638, 4541411, 4627098, 5838957, 7785276, 9082822, 9254196, 11677914, 13624233, 17516871, 18165644, 23355828, 27248466, 35033742, 40872699, 54496932, 70067484, 81745398, 122618097, 163490796, 245236194, 490472388]

約数ペア:
[(1, 490472388), (2, 245236194), (3, 163490796), (4, 122618097), (6, 81745398), (7, 70067484), (9, 54496932), (12, 40872699), (14, 35033742), (18, 27248466), (21, 23355828), (27, 18165644), (28, 17516871), (36, 13624233), (42, 11677914), (53, 9254196), (54, 9082822), (63, 7785276), (84, 5838957), (106, 4627098), (108, 4541411), (126, 3892638), (159, 3084732), (189, 2595092), (212, 2313549), (252, 1946319), (318, 1542366), (371, 1322028), (378, 1297546), (477, 1028244), (636, 771183), (742, 661014), (756, 648773), (954, 514122), (1113, 440676), (1431, 342748), (1484, 330507), (1908, 257061), (2226, 220338), (2862, 171374), (3339, 146892), (4452, 110169), (5724, 85687), (6678, 73446), (10017, 48964), (12241, 40068), (13356, 36723), (20034, 24482)]

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