220024980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:227

約数の個数: 288

約数和(自身を含む): 811819008

約数和(自身を除く): 591794028

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 43, 45, 60, 62, 63, 70, 84, 86, 90, 93, 105, 124, 126, 129, 131, 140, 155, 172, 180, 186, 210, 215, 217, 252, 258, 262, 279, 301, 310, 315, 372, 387, 393, 420, 430, 434, 465, 516, 524, 558, 602, 620, 630, 645, 651, 655, 774, 786, 860, 868, 903, 917, 930, 1085, 1116, 1179, 1204, 1260, 1290, 1302, 1310, 1333, 1395, 1505, 1548, 1572, 1806, 1834, 1860, 1935, 1953, 1965, 2170, 2358, 2580, 2604, 2620, 2666, 2709, 2751, 2790, 3010, 3255, 3612, 3668, 3870, 3906, 3930, 3999, 4061, 4340, 4515, 4585, 4716, 5332, 5418, 5502, 5580, 5633, 5895, 6020, 6510, 6665, 7740, 7812, 7860, 7998, 8122, 8253, 9030, 9170, 9331, 9765, 10836, 11004, 11266, 11790, 11997, 12183, 13020, 13330, 13545, 13755, 15996, 16244, 16506, 16899, 18060, 18340, 18662, 19530, 19995, 20305, 22532, 23580, 23994, 24366, 26660, 27090, 27510, 27993, 28165, 28427, 33012, 33798, 36549, 37324, 39060, 39431, 39990, 40610, 41265, 46655, 47988, 48732, 50697, 54180, 55020, 55986, 56330, 56854, 59985, 60915, 67596, 73098, 78862, 79980, 81220, 82530, 83979, 84495, 85281, 93310, 101394, 111972, 112660, 113708, 118293, 119970, 121830, 139965, 142135, 146196, 157724, 165060, 167958, 168990, 170562, 174623, 182745, 186620, 197155, 202788, 236586, 239940, 243660, 253485, 255843, 279930, 284270, 335916, 337980, 341124, 349246, 354879, 365490, 394310, 419895, 426405, 473172, 506970, 511686, 523869, 559860, 568540, 591465, 698492, 709758, 730980, 788620, 839790, 852810, 873115, 1013940, 1023372, 1047738, 1182930, 1222361, 1279215, 1419516, 1571607, 1679580, 1705620, 1746230, 1774395, 2095476, 2365860, 2444722, 2558430, 2619345, 3143214, 3492460, 3548790, 3667083, 4889444, 5116860, 5238690, 6111805, 6286428, 7097580, 7334166, 7858035, 10477380, 11001249, 12223610, 14668332, 15716070, 18335415, 22002498, 24447220, 31432140, 36670830, 44004996, 55006245, 73341660, 110012490, 220024980]

約数ペア:

[(1, 220024980), (2, 110012490), (3, 73341660), (4, 55006245), (5, 44004996), (6, 36670830), (7, 31432140), (9, 24447220), (10, 22002498), (12, 18335415), (14, 15716070), (15, 14668332), (18, 12223610), (20, 11001249), (21, 10477380), (28, 7858035), (30, 7334166), (31, 7097580), (35, 6286428), (36, 6111805), (42, 5238690), (43, 5116860), (45, 4889444), (60, 3667083), (62, 3548790), (63, 3492460), (70, 3143214), (84, 2619345), (86, 2558430), (90, 2444722), (93, 2365860), (105, 2095476), (124, 1774395), (126, 1746230), (129, 1705620), (131, 1679580), (140, 1571607), (155, 1419516), (172, 1279215), (180, 1222361), (186, 1182930), (210, 1047738), (215, 1023372), (217, 1013940), (252, 873115), (258, 852810), (262, 839790), (279, 788620), (301, 730980), (310, 709758), (315, 698492), (372, 591465), (387, 568540), (393, 559860), (420, 523869), (430, 511686), (434, 506970), (465, 473172), (516, 426405), (524, 419895), (558, 394310), (602, 365490), (620, 354879), (630, 349246), (645, 341124), (651, 337980), (655, 335916), (774, 284270), (786, 279930), (860, 255843), (868, 253485), (903, 243660), (917, 239940), (930, 236586), (1085, 202788), (1116, 197155), (1179, 186620), (1204, 182745), (1260, 174623), (1290, 170562), (1302, 168990), (1310, 167958), (1333, 165060), (1395, 157724), (1505, 146196), (1548, 142135), (1572, 139965), (1806, 121830), (1834, 119970), (1860, 118293), (1935, 113708), (1953, 112660), (1965, 111972), (2170, 101394), (2358, 93310), (2580, 85281), (2604, 84495), (2620, 83979), (2666, 82530), (2709, 81220), (2751, 79980), (2790, 78862), (3010, 73098), (3255, 67596), (3612, 60915), (3668, 59985), (3870, 56854), (3906, 56330), (3930, 55986), (3999, 55020), (4061, 54180), (4340, 50697), (4515, 48732), (4585, 47988), (4716, 46655), (5332, 41265), (5418, 40610), (5502, 39990), (5580, 39431), (5633, 39060), (5895, 37324), (6020, 36549), (6510, 33798), (6665, 33012), (7740, 28427), (7812, 28165), (7860, 27993), (7998, 27510), (8122, 27090), (8253, 26660), (9030, 24366), (9170, 23994), (9331, 23580), (9765, 22532), (10836, 20305), (11004, 19995), (11266, 19530), (11790, 18662), (11997, 18340), (12183, 18060), (13020, 16899), (13330, 16506), (13545, 16244), (13755, 15996)]