420702480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{439}}^1$

素因数の和:491

約数の個数: 240

約数和(自身を含む): 1557578880

約数和(自身を除く): 1136876400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 121, 132, 144, 165, 176, 180, 198, 220, 240, 242, 264, 330, 360, 363, 396, 439, 440, 484, 495, 528, 605, 660, 720, 726, 792, 878, 880, 968, 990, 1089, 1210, 1317, 1320, 1331, 1452, 1584, 1756, 1815, 1936, 1980, 2178, 2195, 2420, 2634, 2640, 2662, 2904, 3512, 3630, 3951, 3960, 3993, 4356, 4390, 4829, 4840, 5268, 5324, 5445, 5808, 6585, 6655, 7024, 7260, 7902, 7920, 7986, 8712, 8780, 9658, 9680, 10536, 10648, 10890, 11979, 13170, 13310, 14487, 14520, 15804, 15972, 17424, 17560, 19316, 19755, 19965, 21072, 21296, 21780, 23958, 24145, 26340, 26620, 28974, 29040, 31608, 31944, 35120, 38632, 39510, 39930, 43461, 43560, 47916, 48290, 52680, 53119, 53240, 57948, 59895, 63216, 63888, 72435, 77264, 79020, 79860, 86922, 87120, 95832, 96580, 105360, 106238, 106480, 115896, 119790, 144870, 158040, 159357, 159720, 173844, 191664, 193160, 212476, 217305, 231792, 239580, 265595, 289740, 316080, 318714, 319440, 347688, 386320, 424952, 434610, 478071, 479160, 531190, 579480, 584309, 637428, 695376, 796785, 849904, 869220, 956142, 958320, 1062380, 1158960, 1168618, 1274856, 1593570, 1738440, 1752927, 1912284, 2124760, 2337236, 2390355, 2549712, 2921545, 3187140, 3476880, 3505854, 3824568, 4249520, 4674472, 4780710, 5258781, 5843090, 6374280, 7011708, 7649136, 8764635, 9348944, 9561420, 10517562, 11686180, 12748560, 14023416, 17529270, 19122840, 21035124, 23372360, 26293905, 28046832, 35058540, 38245680, 42070248, 46744720, 52587810, 70117080, 84140496, 105175620, 140234160, 210351240, 420702480]

約数ペア:

[(1, 420702480), (2, 210351240), (3, 140234160), (4, 105175620), (5, 84140496), (6, 70117080), (8, 52587810), (9, 46744720), (10, 42070248), (11, 38245680), (12, 35058540), (15, 28046832), (16, 26293905), (18, 23372360), (20, 21035124), (22, 19122840), (24, 17529270), (30, 14023416), (33, 12748560), (36, 11686180), (40, 10517562), (44, 9561420), (45, 9348944), (48, 8764635), (55, 7649136), (60, 7011708), (66, 6374280), (72, 5843090), (80, 5258781), (88, 4780710), (90, 4674472), (99, 4249520), (110, 3824568), (120, 3505854), (121, 3476880), (132, 3187140), (144, 2921545), (165, 2549712), (176, 2390355), (180, 2337236), (198, 2124760), (220, 1912284), (240, 1752927), (242, 1738440), (264, 1593570), (330, 1274856), (360, 1168618), (363, 1158960), (396, 1062380), (439, 958320), (440, 956142), (484, 869220), (495, 849904), (528, 796785), (605, 695376), (660, 637428), (720, 584309), (726, 579480), (792, 531190), (878, 479160), (880, 478071), (968, 434610), (990, 424952), (1089, 386320), (1210, 347688), (1317, 319440), (1320, 318714), (1331, 316080), (1452, 289740), (1584, 265595), (1756, 239580), (1815, 231792), (1936, 217305), (1980, 212476), (2178, 193160), (2195, 191664), (2420, 173844), (2634, 159720), (2640, 159357), (2662, 158040), (2904, 144870), (3512, 119790), (3630, 115896), (3951, 106480), (3960, 106238), (3993, 105360), (4356, 96580), (4390, 95832), (4829, 87120), (4840, 86922), (5268, 79860), (5324, 79020), (5445, 77264), (5808, 72435), (6585, 63888), (6655, 63216), (7024, 59895), (7260, 57948), (7902, 53240), (7920, 53119), (7986, 52680), (8712, 48290), (8780, 47916), (9658, 43560), (9680, 43461), (10536, 39930), (10648, 39510), (10890, 38632), (11979, 35120), (13170, 31944), (13310, 31608), (14487, 29040), (14520, 28974), (15804, 26620), (15972, 26340), (17424, 24145), (17560, 23958), (19316, 21780), (19755, 21296), (19965, 21072)]