About the Number

2100028140

2100028139 ← → 2100028141

2進数表記:1111101001010111110001011101100

漢数字表記:二十一億二万八千百四十

素因数分解:

2 2 × 3 3 × 5 1 × 7 1 × 211 1 × 2633 1

素因数の和:2869
約数の個数: 192
約数和(自身を含む): 7505003520
約数和(自身を除く): 5404975380

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 211, 252, 270, 315, 378, 420, 422, 540, 630, 633, 756, 844, 945, 1055, 1260, 1266, 1477, 1890, 1899, 2110, 2532, 2633, 2954, 3165, 3780, 3798, 4220, 4431, 5266, 5697, 5908, 6330, 7385, 7596, 7899, 8862, 9495, 10532, 11394, 12660, 13165, 13293, 14770, 15798, 17724, 18431, 18990, 22155, 22788, 23697, 26330, 26586, 28485, 29540, 31596, 36862, 37980, 39495, 39879, 44310, 47394, 52660, 53172, 55293, 56970, 66465, 71091, 73724, 78990, 79758, 88620, 92155, 94788, 110586, 113940, 118485, 132930, 142182, 157980, 159516, 165879, 184310, 199395, 221172, 236970, 265860, 276465, 284364, 331758, 355455, 368620, 398790, 473940, 497637, 552930, 555563, 663516, 710910, 797580, 829395, 995274, 1105860, 1111126, 1421820, 1658790, 1666689, 1990548, 2222252, 2488185, 2777815, 3317580, 3333378, 3888941, 4976370, 5000067, 5555630, 6666756, 7777882, 8333445, 9952740, 10000134, 11111260, 11666823, 15000201, 15555764, 16666890, 19444705, 20000268, 23333646, 25000335, 30000402, 33333780, 35000469, 38889410, 46667292, 50000670, 58334115, 60000804, 70000938, 75001005, 77778820, 100001340, 105001407, 116668230, 140001876, 150002010, 175002345, 210002814, 233336460, 300004020, 350004690, 420005628, 525007035, 700009380, 1050014070, 2100028140]

約数ペア:
[(1, 2100028140), (2, 1050014070), (3, 700009380), (4, 525007035), (5, 420005628), (6, 350004690), (7, 300004020), (9, 233336460), (10, 210002814), (12, 175002345), (14, 150002010), (15, 140001876), (18, 116668230), (20, 105001407), (21, 100001340), (27, 77778820), (28, 75001005), (30, 70000938), (35, 60000804), (36, 58334115), (42, 50000670), (45, 46667292), (54, 38889410), (60, 35000469), (63, 33333780), (70, 30000402), (84, 25000335), (90, 23333646), (105, 20000268), (108, 19444705), (126, 16666890), (135, 15555764), (140, 15000201), (180, 11666823), (189, 11111260), (210, 10000134), (211, 9952740), (252, 8333445), (270, 7777882), (315, 6666756), (378, 5555630), (420, 5000067), (422, 4976370), (540, 3888941), (630, 3333378), (633, 3317580), (756, 2777815), (844, 2488185), (945, 2222252), (1055, 1990548), (1260, 1666689), (1266, 1658790), (1477, 1421820), (1890, 1111126), (1899, 1105860), (2110, 995274), (2532, 829395), (2633, 797580), (2954, 710910), (3165, 663516), (3780, 555563), (3798, 552930), (4220, 497637), (4431, 473940), (5266, 398790), (5697, 368620), (5908, 355455), (6330, 331758), (7385, 284364), (7596, 276465), (7899, 265860), (8862, 236970), (9495, 221172), (10532, 199395), (11394, 184310), (12660, 165879), (13165, 159516), (13293, 157980), (14770, 142182), (15798, 132930), (17724, 118485), (18431, 113940), (18990, 110586), (22155, 94788), (22788, 92155), (23697, 88620), (26330, 79758), (26586, 78990), (28485, 73724), (29540, 71091), (31596, 66465), (36862, 56970), (37980, 55293), (39495, 53172), (39879, 52660), (44310, 47394)]

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