About the Number

90139728

90139727 ← → 90139729

2進数表記:101010111110110110001010000

漢数字表記:九千十三万九千七百二十八

素因数分解:

2 4 × 3 1 × 7 1 × 59 1 × 4547 1

素因数の和:4624
約数の個数: 80
約数和(自身を含む): 270696960
約数和(自身を除く): 180557232

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 59, 84, 112, 118, 168, 177, 236, 336, 354, 413, 472, 708, 826, 944, 1239, 1416, 1652, 2478, 2832, 3304, 4547, 4956, 6608, 9094, 9912, 13641, 18188, 19824, 27282, 31829, 36376, 54564, 63658, 72752, 95487, 109128, 127316, 190974, 218256, 254632, 268273, 381948, 509264, 536546, 763896, 804819, 1073092, 1527792, 1609638, 1877911, 2146184, 3219276, 3755822, 4292368, 5633733, 6438552, 7511644, 11267466, 12877104, 15023288, 22534932, 30046576, 45069864, 90139728]

約数ペア:
[(1, 90139728), (2, 45069864), (3, 30046576), (4, 22534932), (6, 15023288), (7, 12877104), (8, 11267466), (12, 7511644), (14, 6438552), (16, 5633733), (21, 4292368), (24, 3755822), (28, 3219276), (42, 2146184), (48, 1877911), (56, 1609638), (59, 1527792), (84, 1073092), (112, 804819), (118, 763896), (168, 536546), (177, 509264), (236, 381948), (336, 268273), (354, 254632), (413, 218256), (472, 190974), (708, 127316), (826, 109128), (944, 95487), (1239, 72752), (1416, 63658), (1652, 54564), (2478, 36376), (2832, 31829), (3304, 27282), (4547, 19824), (4956, 18188), (6608, 13641), (9094, 9912)]

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