About the Number

12987173880

12987173879 ← → 12987173881

2進数表記:1100000110000110001000101111111000

漢数字表記:百二十九億八千七百十七万三千八百八十

素因数分解:

2 3 × 3 5 × 5 1 × 101 1 × 13229 1

素因数の和:13356
約数の個数: 192
約数和(自身を含む): 44208309600
約数和(自身を除く): 31221135720

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 101, 108, 120, 135, 162, 180, 202, 216, 243, 270, 303, 324, 360, 404, 405, 486, 505, 540, 606, 648, 808, 810, 909, 972, 1010, 1080, 1212, 1215, 1515, 1620, 1818, 1944, 2020, 2424, 2430, 2727, 3030, 3240, 3636, 4040, 4545, 4860, 5454, 6060, 7272, 8181, 9090, 9720, 10908, 12120, 13229, 13635, 16362, 18180, 21816, 24543, 26458, 27270, 32724, 36360, 39687, 40905, 49086, 52916, 54540, 65448, 66145, 79374, 81810, 98172, 105832, 109080, 119061, 122715, 132290, 158748, 163620, 196344, 198435, 238122, 245430, 264580, 317496, 327240, 357183, 396870, 476244, 490860, 529160, 595305, 714366, 793740, 952488, 981720, 1071549, 1190610, 1336129, 1428732, 1587480, 1785915, 2143098, 2381220, 2672258, 2857464, 3214647, 3571830, 4008387, 4286196, 4762440, 5344516, 5357745, 6429294, 6680645, 7143660, 8016774, 8572392, 10689032, 10715490, 12025161, 12858588, 13361290, 14287320, 16033548, 16073235, 20041935, 21430980, 24050322, 25717176, 26722580, 32067096, 32146470, 36075483, 40083870, 42861960, 48100644, 53445160, 60125805, 64292940, 72150966, 80167740, 96201288, 108226449, 120251610, 128585880, 144301932, 160335480, 180377415, 216452898, 240503220, 288603864, 324679347, 360754830, 432905796, 481006440, 541132245, 649358694, 721509660, 865811592, 1082264490, 1298717388, 1443019320, 1623396735, 2164528980, 2597434776, 3246793470, 4329057960, 6493586940, 12987173880]

約数ペア:
[(1, 12987173880), (2, 6493586940), (3, 4329057960), (4, 3246793470), (5, 2597434776), (6, 2164528980), (8, 1623396735), (9, 1443019320), (10, 1298717388), (12, 1082264490), (15, 865811592), (18, 721509660), (20, 649358694), (24, 541132245), (27, 481006440), (30, 432905796), (36, 360754830), (40, 324679347), (45, 288603864), (54, 240503220), (60, 216452898), (72, 180377415), (81, 160335480), (90, 144301932), (101, 128585880), (108, 120251610), (120, 108226449), (135, 96201288), (162, 80167740), (180, 72150966), (202, 64292940), (216, 60125805), (243, 53445160), (270, 48100644), (303, 42861960), (324, 40083870), (360, 36075483), (404, 32146470), (405, 32067096), (486, 26722580), (505, 25717176), (540, 24050322), (606, 21430980), (648, 20041935), (808, 16073235), (810, 16033548), (909, 14287320), (972, 13361290), (1010, 12858588), (1080, 12025161), (1212, 10715490), (1215, 10689032), (1515, 8572392), (1620, 8016774), (1818, 7143660), (1944, 6680645), (2020, 6429294), (2424, 5357745), (2430, 5344516), (2727, 4762440), (3030, 4286196), (3240, 4008387), (3636, 3571830), (4040, 3214647), (4545, 2857464), (4860, 2672258), (5454, 2381220), (6060, 2143098), (7272, 1785915), (8181, 1587480), (9090, 1428732), (9720, 1336129), (10908, 1190610), (12120, 1071549), (13229, 981720), (13635, 952488), (16362, 793740), (18180, 714366), (21816, 595305), (24543, 529160), (26458, 490860), (27270, 476244), (32724, 396870), (36360, 357183), (39687, 327240), (40905, 317496), (49086, 264580), (52916, 245430), (54540, 238122), (65448, 198435), (66145, 196344), (79374, 163620), (81810, 158748), (98172, 132290), (105832, 122715), (109080, 119061)]

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