About the Number

284920020

284920019 ← → 284920021

2進数表記:10000111110111000100011010100

漢数字表記:二億八千四百九十二万二十

素因数分解:

2 2 × 3 2 × 5 1 × 7 1 × 11 1 × 61 1 × 337 1

素因数の和:431
約数の個数: 288
約数和(自身を含む): 1098429696
約数和(自身を除く): 813509676

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 61, 63, 66, 70, 77, 84, 90, 99, 105, 110, 122, 126, 132, 140, 154, 165, 180, 183, 198, 210, 220, 231, 244, 252, 305, 308, 315, 330, 337, 366, 385, 396, 420, 427, 462, 495, 549, 610, 630, 660, 671, 674, 693, 732, 770, 854, 915, 924, 990, 1011, 1098, 1155, 1220, 1260, 1281, 1342, 1348, 1386, 1540, 1685, 1708, 1830, 1980, 2013, 2022, 2135, 2196, 2310, 2359, 2562, 2684, 2745, 2772, 3033, 3355, 3370, 3465, 3660, 3707, 3843, 4026, 4044, 4270, 4620, 4697, 4718, 5055, 5124, 5490, 6039, 6066, 6405, 6710, 6740, 6930, 7077, 7414, 7686, 8052, 8540, 9394, 9436, 10065, 10110, 10980, 11121, 11795, 12078, 12132, 12810, 13420, 13860, 14091, 14154, 14828, 15165, 15372, 18535, 18788, 19215, 20130, 20220, 20557, 21231, 22242, 23485, 23590, 24156, 25620, 25949, 28182, 28308, 30195, 30330, 33363, 35385, 37070, 38430, 40260, 41114, 42273, 42462, 44484, 46970, 47180, 51898, 55605, 56364, 60390, 60660, 61671, 66726, 70455, 70770, 74140, 76860, 77847, 82228, 84546, 84924, 93940, 102785, 103796, 106155, 111210, 120780, 123342, 129745, 133452, 140910, 141540, 143899, 155694, 166815, 169092, 185013, 205570, 211365, 212310, 222420, 226127, 233541, 246684, 259490, 281820, 287798, 308355, 311388, 333630, 370026, 389235, 411140, 422730, 424620, 431697, 452254, 467082, 518980, 575596, 616710, 667260, 678381, 719495, 740052, 778470, 845460, 863394, 904508, 925065, 934164, 1130635, 1167705, 1233420, 1295091, 1356762, 1438990, 1556940, 1582889, 1726788, 1850130, 2035143, 2158485, 2261270, 2335410, 2590182, 2713524, 2877980, 3165778, 3391905, 3700260, 4070286, 4316970, 4522540, 4670820, 4748667, 5180364, 6331556, 6475455, 6783810, 7914445, 8140572, 8633940, 9497334, 10175715, 12950910, 13567620, 14246001, 15828890, 18994668, 20351430, 23743335, 25901820, 28492002, 31657780, 40702860, 47486670, 56984004, 71230005, 94973340, 142460010, 284920020]

約数ペア:
[(1, 284920020), (2, 142460010), (3, 94973340), (4, 71230005), (5, 56984004), (6, 47486670), (7, 40702860), (9, 31657780), (10, 28492002), (11, 25901820), (12, 23743335), (14, 20351430), (15, 18994668), (18, 15828890), (20, 14246001), (21, 13567620), (22, 12950910), (28, 10175715), (30, 9497334), (33, 8633940), (35, 8140572), (36, 7914445), (42, 6783810), (44, 6475455), (45, 6331556), (55, 5180364), (60, 4748667), (61, 4670820), (63, 4522540), (66, 4316970), (70, 4070286), (77, 3700260), (84, 3391905), (90, 3165778), (99, 2877980), (105, 2713524), (110, 2590182), (122, 2335410), (126, 2261270), (132, 2158485), (140, 2035143), (154, 1850130), (165, 1726788), (180, 1582889), (183, 1556940), (198, 1438990), (210, 1356762), (220, 1295091), (231, 1233420), (244, 1167705), (252, 1130635), (305, 934164), (308, 925065), (315, 904508), (330, 863394), (337, 845460), (366, 778470), (385, 740052), (396, 719495), (420, 678381), (427, 667260), (462, 616710), (495, 575596), (549, 518980), (610, 467082), (630, 452254), (660, 431697), (671, 424620), (674, 422730), (693, 411140), (732, 389235), (770, 370026), (854, 333630), (915, 311388), (924, 308355), (990, 287798), (1011, 281820), (1098, 259490), (1155, 246684), (1220, 233541), (1260, 226127), (1281, 222420), (1342, 212310), (1348, 211365), (1386, 205570), (1540, 185013), (1685, 169092), (1708, 166815), (1830, 155694), (1980, 143899), (2013, 141540), (2022, 140910), (2135, 133452), (2196, 129745), (2310, 123342), (2359, 120780), (2562, 111210), (2684, 106155), (2745, 103796), (2772, 102785), (3033, 93940), (3355, 84924), (3370, 84546), (3465, 82228), (3660, 77847), (3707, 76860), (3843, 74140), (4026, 70770), (4044, 70455), (4270, 66726), (4620, 61671), (4697, 60660), (4718, 60390), (5055, 56364), (5124, 55605), (5490, 51898), (6039, 47180), (6066, 46970), (6405, 44484), (6710, 42462), (6740, 42273), (6930, 41114), (7077, 40260), (7414, 38430), (7686, 37070), (8052, 35385), (8540, 33363), (9394, 30330), (9436, 30195), (10065, 28308), (10110, 28182), (10980, 25949), (11121, 25620), (11795, 24156), (12078, 23590), (12132, 23485), (12810, 22242), (13420, 21231), (13860, 20557), (14091, 20220), (14154, 20130), (14828, 19215), (15165, 18788), (15372, 18535)]

このpageの処理時間: 0.010046005249023438 seconds