263520180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19013}}^1$

素因数の和:19046

約数の個数: 144

約数和(自身を含む): 996637824

約数和(自身を除く): 733117644

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 3465, 4620, 6930, 13860, 19013, 38026, 57039, 76052, 95065, 114078, 133091, 171117, 190130, 209143, 228156, 266182, 285195, 342234, 380260, 399273, 418286, 532364, 570390, 627429, 665455, 684468, 798546, 836572, 855585, 1045715, 1140780, 1197819, 1254858, 1330910, 1464001, 1597092, 1711170, 1882287, 1996365, 2091430, 2395638, 2509716, 2661820, 2928002, 3137145, 3422340, 3764574, 3992730, 4182860, 4392003, 4791276, 5856004, 5989095, 6274290, 7320005, 7529148, 7985460, 8784006, 9411435, 11978190, 12548580, 13176009, 14640010, 17568012, 18822870, 21960015, 23956380, 26352018, 29280020, 37645740, 43920030, 52704036, 65880045, 87840060, 131760090, 263520180]

約数ペア:

[(1, 263520180), (2, 131760090), (3, 87840060), (4, 65880045), (5, 52704036), (6, 43920030), (7, 37645740), (9, 29280020), (10, 26352018), (11, 23956380), (12, 21960015), (14, 18822870), (15, 17568012), (18, 14640010), (20, 13176009), (21, 12548580), (22, 11978190), (28, 9411435), (30, 8784006), (33, 7985460), (35, 7529148), (36, 7320005), (42, 6274290), (44, 5989095), (45, 5856004), (55, 4791276), (60, 4392003), (63, 4182860), (66, 3992730), (70, 3764574), (77, 3422340), (84, 3137145), (90, 2928002), (99, 2661820), (105, 2509716), (110, 2395638), (126, 2091430), (132, 1996365), (140, 1882287), (154, 1711170), (165, 1597092), (180, 1464001), (198, 1330910), (210, 1254858), (220, 1197819), (231, 1140780), (252, 1045715), (308, 855585), (315, 836572), (330, 798546), (385, 684468), (396, 665455), (420, 627429), (462, 570390), (495, 532364), (630, 418286), (660, 399273), (693, 380260), (770, 342234), (924, 285195), (990, 266182), (1155, 228156), (1260, 209143), (1386, 190130), (1540, 171117), (1980, 133091), (2310, 114078), (2772, 95065), (3465, 76052), (4620, 57039), (6930, 38026), (13860, 19013)]