215310480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:286

約数の個数: 320

約数和(自身を含む): 850231296

約数和(自身を除く): 634920816

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 61, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 122, 132, 140, 154, 165, 168, 176, 183, 191, 210, 220, 231, 240, 244, 264, 280, 305, 308, 330, 336, 366, 382, 385, 420, 427, 440, 462, 488, 528, 560, 573, 610, 616, 660, 671, 732, 764, 770, 840, 854, 880, 915, 924, 955, 976, 1146, 1155, 1220, 1232, 1281, 1320, 1337, 1342, 1464, 1528, 1540, 1680, 1708, 1830, 1848, 1910, 2013, 2101, 2135, 2292, 2310, 2440, 2562, 2640, 2674, 2684, 2865, 2928, 3056, 3080, 3355, 3416, 3660, 3696, 3820, 4011, 4026, 4202, 4270, 4584, 4620, 4697, 4880, 5124, 5348, 5368, 5730, 6160, 6303, 6405, 6685, 6710, 6832, 7320, 7640, 8022, 8052, 8404, 8540, 9168, 9240, 9394, 10065, 10248, 10505, 10696, 10736, 11460, 11651, 12606, 12810, 13370, 13420, 14091, 14640, 14707, 15280, 16044, 16104, 16808, 17080, 18480, 18788, 20055, 20130, 20496, 21010, 21392, 22920, 23302, 23485, 25212, 25620, 26740, 26840, 28182, 29414, 31515, 32088, 32208, 33616, 34160, 34953, 37576, 40110, 40260, 42020, 44121, 45840, 46604, 46970, 50424, 51240, 53480, 53680, 56364, 58255, 58828, 63030, 64176, 69906, 70455, 73535, 75152, 80220, 80520, 81557, 84040, 88242, 93208, 93940, 100848, 102480, 106960, 112728, 116510, 117656, 126060, 128161, 139812, 140910, 147070, 160440, 161040, 163114, 168080, 174765, 176484, 186416, 187880, 220605, 225456, 233020, 235312, 244671, 252120, 256322, 279624, 281820, 294140, 320880, 326228, 349530, 352968, 375760, 384483, 407785, 441210, 466040, 489342, 504240, 512644, 559248, 563640, 588280, 640805, 652456, 699060, 705936, 768966, 815570, 882420, 897127, 932080, 978684, 1025288, 1127280, 1176560, 1223355, 1281610, 1304912, 1398120, 1537932, 1631140, 1764840, 1794254, 1922415, 1957368, 2050576, 2446710, 2563220, 2691381, 2796240, 3075864, 3262280, 3529680, 3588508, 3844830, 3914736, 4485635, 4893420, 5126440, 5382762, 6151728, 6524560, 7177016, 7689660, 8971270, 9786840, 10252880, 10765524, 13456905, 14354032, 15379320, 17942540, 19573680, 21531048, 26913810, 30758640, 35885080, 43062096, 53827620, 71770160, 107655240, 215310480]

約数ペア:

[(1, 215310480), (2, 107655240), (3, 71770160), (4, 53827620), (5, 43062096), (6, 35885080), (7, 30758640), (8, 26913810), (10, 21531048), (11, 19573680), (12, 17942540), (14, 15379320), (15, 14354032), (16, 13456905), (20, 10765524), (21, 10252880), (22, 9786840), (24, 8971270), (28, 7689660), (30, 7177016), (33, 6524560), (35, 6151728), (40, 5382762), (42, 5126440), (44, 4893420), (48, 4485635), (55, 3914736), (56, 3844830), (60, 3588508), (61, 3529680), (66, 3262280), (70, 3075864), (77, 2796240), (80, 2691381), (84, 2563220), (88, 2446710), (105, 2050576), (110, 1957368), (112, 1922415), (120, 1794254), (122, 1764840), (132, 1631140), (140, 1537932), (154, 1398120), (165, 1304912), (168, 1281610), (176, 1223355), (183, 1176560), (191, 1127280), (210, 1025288), (220, 978684), (231, 932080), (240, 897127), (244, 882420), (264, 815570), (280, 768966), (305, 705936), (308, 699060), (330, 652456), (336, 640805), (366, 588280), (382, 563640), (385, 559248), (420, 512644), (427, 504240), (440, 489342), (462, 466040), (488, 441210), (528, 407785), (560, 384483), (573, 375760), (610, 352968), (616, 349530), (660, 326228), (671, 320880), (732, 294140), (764, 281820), (770, 279624), (840, 256322), (854, 252120), (880, 244671), (915, 235312), (924, 233020), (955, 225456), (976, 220605), (1146, 187880), (1155, 186416), (1220, 176484), (1232, 174765), (1281, 168080), (1320, 163114), (1337, 161040), (1342, 160440), (1464, 147070), (1528, 140910), (1540, 139812), (1680, 128161), (1708, 126060), (1830, 117656), (1848, 116510), (1910, 112728), (2013, 106960), (2101, 102480), (2135, 100848), (2292, 93940), (2310, 93208), (2440, 88242), (2562, 84040), (2640, 81557), (2674, 80520), (2684, 80220), (2865, 75152), (2928, 73535), (3056, 70455), (3080, 69906), (3355, 64176), (3416, 63030), (3660, 58828), (3696, 58255), (3820, 56364), (4011, 53680), (4026, 53480), (4202, 51240), (4270, 50424), (4584, 46970), (4620, 46604), (4697, 45840), (4880, 44121), (5124, 42020), (5348, 40260), (5368, 40110), (5730, 37576), (6160, 34953), (6303, 34160), (6405, 33616), (6685, 32208), (6710, 32088), (6832, 31515), (7320, 29414), (7640, 28182), (8022, 26840), (8052, 26740), (8404, 25620), (8540, 25212), (9168, 23485), (9240, 23302), (9394, 22920), (10065, 21392), (10248, 21010), (10505, 20496), (10696, 20130), (10736, 20055), (11460, 18788), (11651, 18480), (12606, 17080), (12810, 16808), (13370, 16104), (13420, 16044), (14091, 15280), (14640, 14707)]