28751731920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{683}}^1\times {\mathrm{19489}}^1$

素因数の和:20194

約数の個数: 160

約数和(自身を含む): 99183830400

約数和(自身を除く): 70432098480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 683, 720, 1080, 1366, 2049, 2160, 2732, 3415, 4098, 5464, 6147, 6830, 8196, 10245, 10928, 12294, 13660, 16392, 18441, 19489, 20490, 24588, 27320, 30735, 32784, 36882, 38978, 40980, 49176, 54640, 58467, 61470, 73764, 77956, 81960, 92205, 97445, 98352, 116934, 122940, 147528, 155912, 163920, 175401, 184410, 194890, 233868, 245880, 292335, 295056, 311824, 350802, 368820, 389780, 467736, 491760, 526203, 584670, 701604, 737640, 779560, 877005, 935472, 1052406, 1169340, 1403208, 1475280, 1559120, 1754010, 2104812, 2338680, 2631015, 2806416, 3508020, 4209624, 4677360, 5262030, 7016040, 8419248, 10524060, 13310987, 14032080, 21048120, 26621974, 39932961, 42096240, 53243948, 66554935, 79865922, 106487896, 119798883, 133109870, 159731844, 199664805, 212975792, 239597766, 266219740, 319463688, 359396649, 399329610, 479195532, 532439480, 598994415, 638927376, 718793298, 798659220, 958391064, 1064878960, 1197988830, 1437586596, 1597318440, 1796983245, 1916782128, 2395977660, 2875173192, 3194636880, 3593966490, 4791955320, 5750346384, 7187932980, 9583910640, 14375865960, 28751731920]

約数ペア:

[(1, 28751731920), (2, 14375865960), (3, 9583910640), (4, 7187932980), (5, 5750346384), (6, 4791955320), (8, 3593966490), (9, 3194636880), (10, 2875173192), (12, 2395977660), (15, 1916782128), (16, 1796983245), (18, 1597318440), (20, 1437586596), (24, 1197988830), (27, 1064878960), (30, 958391064), (36, 798659220), (40, 718793298), (45, 638927376), (48, 598994415), (54, 532439480), (60, 479195532), (72, 399329610), (80, 359396649), (90, 319463688), (108, 266219740), (120, 239597766), (135, 212975792), (144, 199664805), (180, 159731844), (216, 133109870), (240, 119798883), (270, 106487896), (360, 79865922), (432, 66554935), (540, 53243948), (683, 42096240), (720, 39932961), (1080, 26621974), (1366, 21048120), (2049, 14032080), (2160, 13310987), (2732, 10524060), (3415, 8419248), (4098, 7016040), (5464, 5262030), (6147, 4677360), (6830, 4209624), (8196, 3508020), (10245, 2806416), (10928, 2631015), (12294, 2338680), (13660, 2104812), (16392, 1754010), (18441, 1559120), (19489, 1475280), (20490, 1403208), (24588, 1169340), (27320, 1052406), (30735, 935472), (32784, 877005), (36882, 779560), (38978, 737640), (40980, 701604), (49176, 584670), (54640, 526203), (58467, 491760), (61470, 467736), (73764, 389780), (77956, 368820), (81960, 350802), (92205, 311824), (97445, 295056), (98352, 292335), (116934, 245880), (122940, 233868), (147528, 194890), (155912, 184410), (163920, 175401)]