220165920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1$

素因数の和:672

約数の個数: 288

約数和(自身を含む): 853070400

約数和(自身を除く): 632904480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 96, 104, 114, 117, 120, 130, 144, 152, 156, 160, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 288, 304, 312, 342, 360, 380, 390, 416, 456, 468, 480, 494, 520, 570, 585, 608, 619, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1238, 1248, 1368, 1440, 1482, 1520, 1560, 1710, 1824, 1857, 1872, 1976, 2080, 2223, 2280, 2340, 2470, 2476, 2736, 2964, 3040, 3095, 3120, 3420, 3705, 3714, 3744, 3952, 4446, 4560, 4680, 4940, 4952, 5472, 5571, 5928, 6190, 6240, 6840, 7410, 7428, 7904, 8047, 8892, 9120, 9285, 9360, 9880, 9904, 11115, 11142, 11761, 11856, 12380, 13680, 14820, 14856, 16094, 17784, 18570, 18720, 19760, 19808, 22230, 22284, 23522, 23712, 24141, 24760, 27360, 27855, 29640, 29712, 32188, 35283, 35568, 37140, 39520, 40235, 44460, 44568, 47044, 48282, 49520, 55710, 58805, 59280, 59424, 64376, 70566, 71136, 72423, 74280, 80470, 88920, 89136, 94088, 96564, 99040, 105849, 111420, 117610, 118560, 120705, 128752, 141132, 144846, 148560, 152893, 160940, 176415, 177840, 178272, 188176, 193128, 211698, 222840, 235220, 241410, 257504, 282264, 289692, 297120, 305786, 321880, 352830, 355680, 362115, 376352, 386256, 423396, 445680, 458679, 470440, 482820, 529245, 564528, 579384, 611572, 643760, 705660, 724230, 764465, 772512, 846792, 891360, 917358, 940880, 965640, 1058490, 1129056, 1158768, 1223144, 1287520, 1376037, 1411320, 1448460, 1528930, 1693584, 1834716, 1881760, 1931280, 2116980, 2293395, 2317536, 2446288, 2752074, 2822640, 2896920, 3057860, 3387168, 3669432, 3862560, 4233960, 4586790, 4892576, 5504148, 5645280, 5793840, 6115720, 6880185, 7338864, 8467920, 9173580, 11008296, 11587680, 12231440, 13760370, 14677728, 16935840, 18347160, 22016592, 24462880, 27520740, 36694320, 44033184, 55041480, 73388640, 110082960, 220165920]

約数ペア:

[(1, 220165920), (2, 110082960), (3, 73388640), (4, 55041480), (5, 44033184), (6, 36694320), (8, 27520740), (9, 24462880), (10, 22016592), (12, 18347160), (13, 16935840), (15, 14677728), (16, 13760370), (18, 12231440), (19, 11587680), (20, 11008296), (24, 9173580), (26, 8467920), (30, 7338864), (32, 6880185), (36, 6115720), (38, 5793840), (39, 5645280), (40, 5504148), (45, 4892576), (48, 4586790), (52, 4233960), (57, 3862560), (60, 3669432), (65, 3387168), (72, 3057860), (76, 2896920), (78, 2822640), (80, 2752074), (90, 2446288), (95, 2317536), (96, 2293395), (104, 2116980), (114, 1931280), (117, 1881760), (120, 1834716), (130, 1693584), (144, 1528930), (152, 1448460), (156, 1411320), (160, 1376037), (171, 1287520), (180, 1223144), (190, 1158768), (195, 1129056), (208, 1058490), (228, 965640), (234, 940880), (240, 917358), (247, 891360), (260, 846792), (285, 772512), (288, 764465), (304, 724230), (312, 705660), (342, 643760), (360, 611572), (380, 579384), (390, 564528), (416, 529245), (456, 482820), (468, 470440), (480, 458679), (494, 445680), (520, 423396), (570, 386256), (585, 376352), (608, 362115), (619, 355680), (624, 352830), (684, 321880), (720, 305786), (741, 297120), (760, 289692), (780, 282264), (855, 257504), (912, 241410), (936, 235220), (988, 222840), (1040, 211698), (1140, 193128), (1170, 188176), (1235, 178272), (1238, 177840), (1248, 176415), (1368, 160940), (1440, 152893), (1482, 148560), (1520, 144846), (1560, 141132), (1710, 128752), (1824, 120705), (1857, 118560), (1872, 117610), (1976, 111420), (2080, 105849), (2223, 99040), (2280, 96564), (2340, 94088), (2470, 89136), (2476, 88920), (2736, 80470), (2964, 74280), (3040, 72423), (3095, 71136), (3120, 70566), (3420, 64376), (3705, 59424), (3714, 59280), (3744, 58805), (3952, 55710), (4446, 49520), (4560, 48282), (4680, 47044), (4940, 44568), (4952, 44460), (5472, 40235), (5571, 39520), (5928, 37140), (6190, 35568), (6240, 35283), (6840, 32188), (7410, 29712), (7428, 29640), (7904, 27855), (8047, 27360), (8892, 24760), (9120, 24141), (9285, 23712), (9360, 23522), (9880, 22284), (9904, 22230), (11115, 19808), (11142, 19760), (11761, 18720), (11856, 18570), (12380, 17784), (13680, 16094), (14820, 14856)]