About the Number

28512960

28512959 ← → 28512961

2進数表記:1101100110001001011000000

漢数字表記:二千八百五十一万二千九百六十

素因数分解:

2 6 × 3 1 × 5 1 × 7 1 × 4243 1

素因数の和:4270
約数の個数: 112
約数和(自身を含む): 103485696
約数和(自身を除く): 74972736

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 4243, 6720, 8486, 12729, 16972, 21215, 25458, 29701, 33944, 42430, 50916, 59402, 63645, 67888, 84860, 89103, 101832, 118804, 127290, 135776, 148505, 169720, 178206, 203664, 237608, 254580, 271552, 297010, 339440, 356412, 407328, 445515, 475216, 509160, 594020, 678880, 712824, 814656, 891030, 950432, 1018320, 1188040, 1357760, 1425648, 1782060, 1900864, 2036640, 2376080, 2851296, 3564120, 4073280, 4752160, 5702592, 7128240, 9504320, 14256480, 28512960]

約数ペア:
[(1, 28512960), (2, 14256480), (3, 9504320), (4, 7128240), (5, 5702592), (6, 4752160), (7, 4073280), (8, 3564120), (10, 2851296), (12, 2376080), (14, 2036640), (15, 1900864), (16, 1782060), (20, 1425648), (21, 1357760), (24, 1188040), (28, 1018320), (30, 950432), (32, 891030), (35, 814656), (40, 712824), (42, 678880), (48, 594020), (56, 509160), (60, 475216), (64, 445515), (70, 407328), (80, 356412), (84, 339440), (96, 297010), (105, 271552), (112, 254580), (120, 237608), (140, 203664), (160, 178206), (168, 169720), (192, 148505), (210, 135776), (224, 127290), (240, 118804), (280, 101832), (320, 89103), (336, 84860), (420, 67888), (448, 63645), (480, 59402), (560, 50916), (672, 42430), (840, 33944), (960, 29701), (1120, 25458), (1344, 21215), (1680, 16972), (2240, 12729), (3360, 8486), (4243, 6720)]

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