220849920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1009}}^1$

素因数の和:1055

約数の個数: 216

約数和(自身を含む): 805131600

約数和(自身を除く): 584281680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 570, 576, 608, 640, 684, 720, 760, 768, 855, 912, 960, 1009, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1710, 1824, 1920, 2018, 2280, 2304, 2432, 2736, 2880, 3027, 3040, 3420, 3648, 3840, 4036, 4560, 4864, 5045, 5472, 5760, 6054, 6080, 6840, 7296, 8072, 9081, 9120, 10090, 10944, 11520, 12108, 12160, 13680, 14592, 15135, 16144, 18162, 18240, 19171, 20180, 21888, 24216, 24320, 27360, 30270, 32288, 36324, 36480, 38342, 40360, 43776, 45405, 48432, 54720, 57513, 60540, 64576, 72648, 72960, 76684, 80720, 90810, 95855, 96864, 109440, 115026, 121080, 129152, 145296, 153368, 161440, 172539, 181620, 191710, 193728, 218880, 230052, 242160, 258304, 287565, 290592, 306736, 322880, 345078, 363240, 383420, 387456, 460104, 484320, 575130, 581184, 613472, 645760, 690156, 726480, 766840, 774912, 862695, 920208, 968640, 1150260, 1162368, 1226944, 1291520, 1380312, 1452960, 1533680, 1725390, 1840416, 1937280, 2300520, 2324736, 2453888, 2760624, 2905920, 3067360, 3450780, 3680832, 3874560, 4601040, 4907776, 5521248, 5811840, 6134720, 6901560, 7361664, 9202080, 11042496, 11623680, 12269440, 13803120, 14723328, 18404160, 22084992, 24538880, 27606240, 36808320, 44169984, 55212480, 73616640, 110424960, 220849920]

約数ペア:

[(1, 220849920), (2, 110424960), (3, 73616640), (4, 55212480), (5, 44169984), (6, 36808320), (8, 27606240), (9, 24538880), (10, 22084992), (12, 18404160), (15, 14723328), (16, 13803120), (18, 12269440), (19, 11623680), (20, 11042496), (24, 9202080), (30, 7361664), (32, 6901560), (36, 6134720), (38, 5811840), (40, 5521248), (45, 4907776), (48, 4601040), (57, 3874560), (60, 3680832), (64, 3450780), (72, 3067360), (76, 2905920), (80, 2760624), (90, 2453888), (95, 2324736), (96, 2300520), (114, 1937280), (120, 1840416), (128, 1725390), (144, 1533680), (152, 1452960), (160, 1380312), (171, 1291520), (180, 1226944), (190, 1162368), (192, 1150260), (228, 968640), (240, 920208), (256, 862695), (285, 774912), (288, 766840), (304, 726480), (320, 690156), (342, 645760), (360, 613472), (380, 581184), (384, 575130), (456, 484320), (480, 460104), (570, 387456), (576, 383420), (608, 363240), (640, 345078), (684, 322880), (720, 306736), (760, 290592), (768, 287565), (855, 258304), (912, 242160), (960, 230052), (1009, 218880), (1140, 193728), (1152, 191710), (1216, 181620), (1280, 172539), (1368, 161440), (1440, 153368), (1520, 145296), (1710, 129152), (1824, 121080), (1920, 115026), (2018, 109440), (2280, 96864), (2304, 95855), (2432, 90810), (2736, 80720), (2880, 76684), (3027, 72960), (3040, 72648), (3420, 64576), (3648, 60540), (3840, 57513), (4036, 54720), (4560, 48432), (4864, 45405), (5045, 43776), (5472, 40360), (5760, 38342), (6054, 36480), (6080, 36324), (6840, 32288), (7296, 30270), (8072, 27360), (9081, 24320), (9120, 24216), (10090, 21888), (10944, 20180), (11520, 19171), (12108, 18240), (12160, 18162), (13680, 16144), (14592, 15135)]