215471520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:316

約数の個数: 288

約数和(自身を含む): 818947584

約数和(自身を除く): 603476064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 61, 66, 72, 80, 88, 90, 96, 99, 110, 120, 122, 132, 144, 160, 165, 176, 180, 183, 198, 220, 223, 240, 244, 264, 288, 305, 330, 352, 360, 366, 396, 440, 446, 480, 488, 495, 528, 549, 610, 660, 669, 671, 720, 732, 792, 880, 892, 915, 976, 990, 1056, 1098, 1115, 1220, 1320, 1338, 1342, 1440, 1464, 1584, 1760, 1784, 1830, 1952, 1980, 2007, 2013, 2196, 2230, 2440, 2453, 2640, 2676, 2684, 2745, 2928, 3168, 3345, 3355, 3568, 3660, 3960, 4014, 4026, 4392, 4460, 4880, 4906, 5280, 5352, 5368, 5490, 5856, 6039, 6690, 6710, 7136, 7320, 7359, 7920, 8028, 8052, 8784, 8920, 9760, 9812, 10035, 10065, 10704, 10736, 10980, 12078, 12265, 13380, 13420, 13603, 14640, 14718, 15840, 16056, 16104, 17568, 17840, 19624, 20070, 20130, 21408, 21472, 21960, 22077, 24156, 24530, 26760, 26840, 27206, 29280, 29436, 30195, 32112, 32208, 35680, 36795, 39248, 40140, 40260, 40809, 43920, 44154, 48312, 49060, 53520, 53680, 54412, 58872, 60390, 64224, 64416, 68015, 73590, 78496, 80280, 80520, 81618, 87840, 88308, 96624, 98120, 107040, 107360, 108824, 110385, 117744, 120780, 122427, 136030, 147180, 149633, 160560, 161040, 163236, 176616, 193248, 196240, 204045, 217648, 220770, 235488, 241560, 244854, 272060, 294360, 299266, 321120, 322080, 326472, 353232, 392480, 408090, 435296, 441540, 448899, 483120, 489708, 544120, 588720, 598532, 612135, 652944, 706464, 748165, 816180, 883080, 897798, 966240, 979416, 1088240, 1177440, 1197064, 1224270, 1305888, 1346697, 1496330, 1632360, 1766160, 1795596, 1958832, 2176480, 2244495, 2394128, 2448540, 2693394, 2992660, 3264720, 3532320, 3591192, 3917664, 4488990, 4788256, 4897080, 5386788, 5985320, 6529440, 6733485, 7182384, 8977980, 9794160, 10773576, 11970640, 13466970, 14364768, 17955960, 19588320, 21547152, 23941280, 26933940, 35911920, 43094304, 53867880, 71823840, 107735760, 215471520]

約数ペア:

[(1, 215471520), (2, 107735760), (3, 71823840), (4, 53867880), (5, 43094304), (6, 35911920), (8, 26933940), (9, 23941280), (10, 21547152), (11, 19588320), (12, 17955960), (15, 14364768), (16, 13466970), (18, 11970640), (20, 10773576), (22, 9794160), (24, 8977980), (30, 7182384), (32, 6733485), (33, 6529440), (36, 5985320), (40, 5386788), (44, 4897080), (45, 4788256), (48, 4488990), (55, 3917664), (60, 3591192), (61, 3532320), (66, 3264720), (72, 2992660), (80, 2693394), (88, 2448540), (90, 2394128), (96, 2244495), (99, 2176480), (110, 1958832), (120, 1795596), (122, 1766160), (132, 1632360), (144, 1496330), (160, 1346697), (165, 1305888), (176, 1224270), (180, 1197064), (183, 1177440), (198, 1088240), (220, 979416), (223, 966240), (240, 897798), (244, 883080), (264, 816180), (288, 748165), (305, 706464), (330, 652944), (352, 612135), (360, 598532), (366, 588720), (396, 544120), (440, 489708), (446, 483120), (480, 448899), (488, 441540), (495, 435296), (528, 408090), (549, 392480), (610, 353232), (660, 326472), (669, 322080), (671, 321120), (720, 299266), (732, 294360), (792, 272060), (880, 244854), (892, 241560), (915, 235488), (976, 220770), (990, 217648), (1056, 204045), (1098, 196240), (1115, 193248), (1220, 176616), (1320, 163236), (1338, 161040), (1342, 160560), (1440, 149633), (1464, 147180), (1584, 136030), (1760, 122427), (1784, 120780), (1830, 117744), (1952, 110385), (1980, 108824), (2007, 107360), (2013, 107040), (2196, 98120), (2230, 96624), (2440, 88308), (2453, 87840), (2640, 81618), (2676, 80520), (2684, 80280), (2745, 78496), (2928, 73590), (3168, 68015), (3345, 64416), (3355, 64224), (3568, 60390), (3660, 58872), (3960, 54412), (4014, 53680), (4026, 53520), (4392, 49060), (4460, 48312), (4880, 44154), (4906, 43920), (5280, 40809), (5352, 40260), (5368, 40140), (5490, 39248), (5856, 36795), (6039, 35680), (6690, 32208), (6710, 32112), (7136, 30195), (7320, 29436), (7359, 29280), (7920, 27206), (8028, 26840), (8052, 26760), (8784, 24530), (8920, 24156), (9760, 22077), (9812, 21960), (10035, 21472), (10065, 21408), (10704, 20130), (10736, 20070), (10980, 19624), (12078, 17840), (12265, 17568), (13380, 16104), (13420, 16056), (13603, 15840), (14640, 14718)]