280367360

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:153

約数の個数: 288

約数和(自身を含む): 865347840

約数和(自身を除く): 584980480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 29, 32, 35, 40, 52, 56, 58, 64, 65, 70, 80, 83, 91, 104, 112, 116, 128, 130, 140, 145, 160, 166, 182, 203, 208, 224, 232, 256, 260, 280, 290, 320, 332, 364, 377, 406, 415, 416, 448, 455, 464, 520, 560, 580, 581, 640, 664, 728, 754, 812, 830, 832, 896, 910, 928, 1015, 1040, 1079, 1120, 1160, 1162, 1280, 1328, 1456, 1508, 1624, 1660, 1664, 1792, 1820, 1856, 1885, 2030, 2080, 2158, 2240, 2320, 2324, 2407, 2639, 2656, 2905, 2912, 3016, 3248, 3320, 3328, 3640, 3712, 3770, 4060, 4160, 4316, 4480, 4640, 4648, 4814, 5278, 5312, 5395, 5810, 5824, 6032, 6496, 6640, 7280, 7424, 7540, 7553, 8120, 8320, 8632, 8960, 9280, 9296, 9628, 10556, 10624, 10790, 11620, 11648, 12035, 12064, 12992, 13195, 13280, 14560, 15080, 15106, 16240, 16640, 16849, 17264, 18560, 18592, 19256, 21112, 21248, 21580, 23240, 23296, 24070, 24128, 25984, 26390, 26560, 29120, 30160, 30212, 31291, 32480, 33698, 34528, 37120, 37184, 37765, 38512, 42224, 43160, 46480, 48140, 48256, 51968, 52780, 53120, 58240, 60320, 60424, 62582, 64960, 67396, 69056, 74368, 75530, 77024, 84245, 84448, 86320, 92960, 96280, 96512, 105560, 106240, 116480, 120640, 120848, 125164, 129920, 134792, 138112, 148736, 151060, 154048, 156455, 168490, 168896, 172640, 185920, 192560, 211120, 219037, 241280, 241696, 250328, 259840, 269584, 276224, 302120, 308096, 312910, 336980, 337792, 345280, 371840, 385120, 422240, 438074, 482560, 483392, 500656, 539168, 604240, 616192, 625820, 673960, 675584, 690560, 743680, 770240, 844480, 876148, 966784, 1001312, 1078336, 1095185, 1208480, 1251640, 1347920, 1381120, 1540480, 1688960, 1752296, 1933568, 2002624, 2156672, 2190370, 2416960, 2503280, 2695840, 3080960, 3377920, 3504592, 4005248, 4313344, 4380740, 4833920, 5006560, 5391680, 7009184, 8010496, 8761480, 9667840, 10013120, 10783360, 14018368, 17522960, 20026240, 21566720, 28036736, 35045920, 40052480, 56073472, 70091840, 140183680, 280367360]

約数ペア:

[(1, 280367360), (2, 140183680), (4, 70091840), (5, 56073472), (7, 40052480), (8, 35045920), (10, 28036736), (13, 21566720), (14, 20026240), (16, 17522960), (20, 14018368), (26, 10783360), (28, 10013120), (29, 9667840), (32, 8761480), (35, 8010496), (40, 7009184), (52, 5391680), (56, 5006560), (58, 4833920), (64, 4380740), (65, 4313344), (70, 4005248), (80, 3504592), (83, 3377920), (91, 3080960), (104, 2695840), (112, 2503280), (116, 2416960), (128, 2190370), (130, 2156672), (140, 2002624), (145, 1933568), (160, 1752296), (166, 1688960), (182, 1540480), (203, 1381120), (208, 1347920), (224, 1251640), (232, 1208480), (256, 1095185), (260, 1078336), (280, 1001312), (290, 966784), (320, 876148), (332, 844480), (364, 770240), (377, 743680), (406, 690560), (415, 675584), (416, 673960), (448, 625820), (455, 616192), (464, 604240), (520, 539168), (560, 500656), (580, 483392), (581, 482560), (640, 438074), (664, 422240), (728, 385120), (754, 371840), (812, 345280), (830, 337792), (832, 336980), (896, 312910), (910, 308096), (928, 302120), (1015, 276224), (1040, 269584), (1079, 259840), (1120, 250328), (1160, 241696), (1162, 241280), (1280, 219037), (1328, 211120), (1456, 192560), (1508, 185920), (1624, 172640), (1660, 168896), (1664, 168490), (1792, 156455), (1820, 154048), (1856, 151060), (1885, 148736), (2030, 138112), (2080, 134792), (2158, 129920), (2240, 125164), (2320, 120848), (2324, 120640), (2407, 116480), (2639, 106240), (2656, 105560), (2905, 96512), (2912, 96280), (3016, 92960), (3248, 86320), (3320, 84448), (3328, 84245), (3640, 77024), (3712, 75530), (3770, 74368), (4060, 69056), (4160, 67396), (4316, 64960), (4480, 62582), (4640, 60424), (4648, 60320), (4814, 58240), (5278, 53120), (5312, 52780), (5395, 51968), (5810, 48256), (5824, 48140), (6032, 46480), (6496, 43160), (6640, 42224), (7280, 38512), (7424, 37765), (7540, 37184), (7553, 37120), (8120, 34528), (8320, 33698), (8632, 32480), (8960, 31291), (9280, 30212), (9296, 30160), (9628, 29120), (10556, 26560), (10624, 26390), (10790, 25984), (11620, 24128), (11648, 24070), (12035, 23296), (12064, 23240), (12992, 21580), (13195, 21248), (13280, 21112), (14560, 19256), (15080, 18592), (15106, 18560), (16240, 17264), (16640, 16849)]