About the Number

130164720

130164719 ← → 130164721

2進数表記:111110000100010011111110000

漢数字表記:一億三千十六万四千七百二十

素因数分解:

2 4 × 3 1 × 5 1 × 7 1 × 77479 1

素因数の和:77502
約数の個数: 80
約数和(自身を含む): 461160960
約数和(自身を除く): 330996240

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 77479, 154958, 232437, 309916, 387395, 464874, 542353, 619832, 774790, 929748, 1084706, 1162185, 1239664, 1549580, 1627059, 1859496, 2169412, 2324370, 2711765, 3099160, 3254118, 3718992, 4338824, 4648740, 5423530, 6198320, 6508236, 8135295, 8677648, 9297480, 10847060, 13016472, 16270590, 18594960, 21694120, 26032944, 32541180, 43388240, 65082360, 130164720]

約数ペア:
[(1, 130164720), (2, 65082360), (3, 43388240), (4, 32541180), (5, 26032944), (6, 21694120), (7, 18594960), (8, 16270590), (10, 13016472), (12, 10847060), (14, 9297480), (15, 8677648), (16, 8135295), (20, 6508236), (21, 6198320), (24, 5423530), (28, 4648740), (30, 4338824), (35, 3718992), (40, 3254118), (42, 3099160), (48, 2711765), (56, 2324370), (60, 2169412), (70, 1859496), (80, 1627059), (84, 1549580), (105, 1239664), (112, 1162185), (120, 1084706), (140, 929748), (168, 774790), (210, 619832), (240, 542353), (280, 464874), (336, 387395), (420, 309916), (560, 232437), (840, 154958), (1680, 77479)]

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