About the Number

21349872720

21349872719 ← → 21349872721

2進数表記:10011111000100011010011010001010000

漢数字表記:二百十三億四千九百八十七万二千七百二十

素因数分解:

2 4 × 3 2 × 5 1 × 11 1 × 571 1 × 4721 1

素因数の和:5322
約数の個数: 240
約数和(自身を含む): 78371751744
約数和(自身を除く): 57021879024

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 571, 660, 720, 792, 880, 990, 1142, 1320, 1584, 1713, 1980, 2284, 2640, 2855, 3426, 3960, 4568, 4721, 5139, 5710, 6281, 6852, 7920, 8565, 9136, 9442, 10278, 11420, 12562, 13704, 14163, 17130, 18843, 18884, 20556, 22840, 23605, 25124, 25695, 27408, 28326, 31405, 34260, 37686, 37768, 41112, 42489, 45680, 47210, 50248, 51390, 51931, 56529, 56652, 62810, 68520, 70815, 75372, 75536, 82224, 84978, 94215, 94420, 100496, 102780, 103862, 113058, 113304, 125620, 137040, 141630, 150744, 155793, 169956, 188430, 188840, 205560, 207724, 212445, 226116, 226608, 251240, 259655, 282645, 283260, 301488, 311586, 339912, 376860, 377680, 411120, 415448, 424890, 452232, 467379, 502480, 519310, 565290, 566520, 623172, 679824, 753720, 778965, 830896, 849780, 904464, 934758, 1038620, 1130580, 1133040, 1246344, 1507440, 1557930, 1699560, 1869516, 2077240, 2261160, 2336895, 2492688, 2695691, 3115860, 3399120, 3739032, 4154480, 4522320, 4673790, 5391382, 6231720, 7478064, 8087073, 9347580, 10782764, 12463440, 13478455, 16174146, 18695160, 21565528, 24261219, 26956910, 29652601, 32348292, 37390320, 40435365, 43131056, 48522438, 53913820, 59305202, 64696584, 80870730, 88957803, 97044876, 107827640, 118610404, 121306095, 129393168, 148263005, 161741460, 177915606, 194089752, 215655280, 237220808, 242612190, 266873409, 296526010, 323482920, 355831212, 388179504, 444789015, 474441616, 485224380, 533746818, 593052020, 646965840, 711662424, 889578030, 970448760, 1067493636, 1186104040, 1334367045, 1423324848, 1779156060, 1940897520, 2134987272, 2372208080, 2668734090, 3558312120, 4269974544, 5337468180, 7116624240, 10674936360, 21349872720]

約数ペア:
[(1, 21349872720), (2, 10674936360), (3, 7116624240), (4, 5337468180), (5, 4269974544), (6, 3558312120), (8, 2668734090), (9, 2372208080), (10, 2134987272), (11, 1940897520), (12, 1779156060), (15, 1423324848), (16, 1334367045), (18, 1186104040), (20, 1067493636), (22, 970448760), (24, 889578030), (30, 711662424), (33, 646965840), (36, 593052020), (40, 533746818), (44, 485224380), (45, 474441616), (48, 444789015), (55, 388179504), (60, 355831212), (66, 323482920), (72, 296526010), (80, 266873409), (88, 242612190), (90, 237220808), (99, 215655280), (110, 194089752), (120, 177915606), (132, 161741460), (144, 148263005), (165, 129393168), (176, 121306095), (180, 118610404), (198, 107827640), (220, 97044876), (240, 88957803), (264, 80870730), (330, 64696584), (360, 59305202), (396, 53913820), (440, 48522438), (495, 43131056), (528, 40435365), (571, 37390320), (660, 32348292), (720, 29652601), (792, 26956910), (880, 24261219), (990, 21565528), (1142, 18695160), (1320, 16174146), (1584, 13478455), (1713, 12463440), (1980, 10782764), (2284, 9347580), (2640, 8087073), (2855, 7478064), (3426, 6231720), (3960, 5391382), (4568, 4673790), (4721, 4522320), (5139, 4154480), (5710, 3739032), (6281, 3399120), (6852, 3115860), (7920, 2695691), (8565, 2492688), (9136, 2336895), (9442, 2261160), (10278, 2077240), (11420, 1869516), (12562, 1699560), (13704, 1557930), (14163, 1507440), (17130, 1246344), (18843, 1133040), (18884, 1130580), (20556, 1038620), (22840, 934758), (23605, 904464), (25124, 849780), (25695, 830896), (27408, 778965), (28326, 753720), (31405, 679824), (34260, 623172), (37686, 566520), (37768, 565290), (41112, 519310), (42489, 502480), (45680, 467379), (47210, 452232), (50248, 424890), (51390, 415448), (51931, 411120), (56529, 377680), (56652, 376860), (62810, 339912), (68520, 311586), (70815, 301488), (75372, 283260), (75536, 282645), (82224, 259655), (84978, 251240), (94215, 226608), (94420, 226116), (100496, 212445), (102780, 207724), (103862, 205560), (113058, 188840), (113304, 188430), (125620, 169956), (137040, 155793), (141630, 150744)]

このpageの処理時間: 0.03578042984008789 seconds