421284240

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1667}}^1$

素因数の和:1708

約数の個数: 240

約数和(自身を含む): 1581023808

約数和(自身を除く): 1159739568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 486, 520, 540, 585, 624, 648, 702, 720, 780, 810, 936, 972, 1040, 1053, 1080, 1170, 1215, 1296, 1404, 1560, 1620, 1667, 1755, 1872, 1944, 2106, 2160, 2340, 2430, 2808, 3120, 3159, 3240, 3334, 3510, 3888, 4212, 4680, 4860, 5001, 5265, 5616, 6318, 6480, 6668, 7020, 8335, 8424, 9360, 9720, 10002, 10530, 12636, 13336, 14040, 15003, 15795, 16670, 16848, 19440, 20004, 21060, 21671, 25005, 25272, 26672, 28080, 30006, 31590, 33340, 40008, 42120, 43342, 45009, 50010, 50544, 60012, 63180, 65013, 66680, 75015, 80016, 84240, 86684, 90018, 100020, 108355, 120024, 126360, 130026, 133360, 135027, 150030, 173368, 180036, 195039, 200040, 216710, 225045, 240048, 252720, 260052, 270054, 300060, 325065, 346736, 360072, 390078, 400080, 405081, 433420, 450090, 520104, 540108, 585117, 600120, 650130, 675135, 720144, 780156, 810162, 866840, 900180, 975195, 1040208, 1080216, 1170234, 1200240, 1300260, 1350270, 1560312, 1620324, 1733680, 1755351, 1800360, 1950390, 2025405, 2160432, 2340468, 2600520, 2700540, 2925585, 3120624, 3240648, 3510702, 3600720, 3900780, 4050810, 4680936, 5201040, 5266053, 5401080, 5851170, 6481296, 7021404, 7801560, 8101620, 8776755, 9361872, 10532106, 10802160, 11702340, 14042808, 15603120, 16203240, 17553510, 21064212, 23404680, 26330265, 28085616, 32406480, 35107020, 42128424, 46809360, 52660530, 70214040, 84256848, 105321060, 140428080, 210642120, 421284240]

約数ペア:

[(1, 421284240), (2, 210642120), (3, 140428080), (4, 105321060), (5, 84256848), (6, 70214040), (8, 52660530), (9, 46809360), (10, 42128424), (12, 35107020), (13, 32406480), (15, 28085616), (16, 26330265), (18, 23404680), (20, 21064212), (24, 17553510), (26, 16203240), (27, 15603120), (30, 14042808), (36, 11702340), (39, 10802160), (40, 10532106), (45, 9361872), (48, 8776755), (52, 8101620), (54, 7801560), (60, 7021404), (65, 6481296), (72, 5851170), (78, 5401080), (80, 5266053), (81, 5201040), (90, 4680936), (104, 4050810), (108, 3900780), (117, 3600720), (120, 3510702), (130, 3240648), (135, 3120624), (144, 2925585), (156, 2700540), (162, 2600520), (180, 2340468), (195, 2160432), (208, 2025405), (216, 1950390), (234, 1800360), (240, 1755351), (243, 1733680), (260, 1620324), (270, 1560312), (312, 1350270), (324, 1300260), (351, 1200240), (360, 1170234), (390, 1080216), (405, 1040208), (432, 975195), (468, 900180), (486, 866840), (520, 810162), (540, 780156), (585, 720144), (624, 675135), (648, 650130), (702, 600120), (720, 585117), (780, 540108), (810, 520104), (936, 450090), (972, 433420), (1040, 405081), (1053, 400080), (1080, 390078), (1170, 360072), (1215, 346736), (1296, 325065), (1404, 300060), (1560, 270054), (1620, 260052), (1667, 252720), (1755, 240048), (1872, 225045), (1944, 216710), (2106, 200040), (2160, 195039), (2340, 180036), (2430, 173368), (2808, 150030), (3120, 135027), (3159, 133360), (3240, 130026), (3334, 126360), (3510, 120024), (3888, 108355), (4212, 100020), (4680, 90018), (4860, 86684), (5001, 84240), (5265, 80016), (5616, 75015), (6318, 66680), (6480, 65013), (6668, 63180), (7020, 60012), (8335, 50544), (8424, 50010), (9360, 45009), (9720, 43342), (10002, 42120), (10530, 40008), (12636, 33340), (13336, 31590), (14040, 30006), (15003, 28080), (15795, 26672), (16670, 25272), (16848, 25005), (19440, 21671), (20004, 21060)]