438427440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:508

約数の個数: 240

約数和(自身を含む): 1620137376

約数和(自身を除く): 1181709936

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, 132, 144, 165, 176, 180, 197, 198, 220, 240, 264, 281, 330, 360, 394, 396, 440, 495, 528, 562, 591, 660, 720, 788, 792, 843, 880, 985, 990, 1124, 1182, 1320, 1405, 1576, 1584, 1686, 1773, 1970, 1980, 2167, 2248, 2364, 2529, 2640, 2810, 2955, 3091, 3152, 3372, 3546, 3940, 3960, 4215, 4334, 4496, 4728, 5058, 5620, 5910, 6182, 6501, 6744, 7092, 7880, 7920, 8430, 8668, 8865, 9273, 9456, 10116, 10835, 11240, 11820, 12364, 12645, 13002, 13488, 14184, 15455, 15760, 16860, 17336, 17730, 18546, 19503, 20232, 21670, 22480, 23640, 24728, 25290, 26004, 27819, 28368, 30910, 32505, 33720, 34672, 35460, 37092, 39006, 40464, 43340, 46365, 47280, 49456, 50580, 52008, 55357, 55638, 61820, 65010, 67440, 70920, 74184, 78012, 86680, 92730, 97515, 101160, 104016, 110714, 111276, 123640, 130020, 139095, 141840, 148368, 156024, 166071, 173360, 185460, 195030, 202320, 221428, 222552, 247280, 260040, 276785, 278190, 312048, 332142, 370920, 390060, 442856, 445104, 498213, 520080, 553570, 556380, 608927, 664284, 741840, 780120, 830355, 885712, 996426, 1107140, 1112760, 1217854, 1328568, 1560240, 1660710, 1826781, 1992852, 2214280, 2225520, 2435708, 2491065, 2657136, 3044635, 3321420, 3653562, 3985704, 4428560, 4871416, 4982130, 5480343, 6089270, 6642840, 7307124, 7971408, 9133905, 9742832, 9964260, 10960686, 12178540, 13285680, 14614248, 18267810, 19928520, 21921372, 24357080, 27401715, 29228496, 36535620, 39857040, 43842744, 48714160, 54803430, 73071240, 87685488, 109606860, 146142480, 219213720, 438427440]

約数ペア:

[(1, 438427440), (2, 219213720), (3, 146142480), (4, 109606860), (5, 87685488), (6, 73071240), (8, 54803430), (9, 48714160), (10, 43842744), (11, 39857040), (12, 36535620), (15, 29228496), (16, 27401715), (18, 24357080), (20, 21921372), (22, 19928520), (24, 18267810), (30, 14614248), (33, 13285680), (36, 12178540), (40, 10960686), (44, 9964260), (45, 9742832), (48, 9133905), (55, 7971408), (60, 7307124), (66, 6642840), (72, 6089270), (80, 5480343), (88, 4982130), (90, 4871416), (99, 4428560), (110, 3985704), (120, 3653562), (132, 3321420), (144, 3044635), (165, 2657136), (176, 2491065), (180, 2435708), (197, 2225520), (198, 2214280), (220, 1992852), (240, 1826781), (264, 1660710), (281, 1560240), (330, 1328568), (360, 1217854), (394, 1112760), (396, 1107140), (440, 996426), (495, 885712), (528, 830355), (562, 780120), (591, 741840), (660, 664284), (720, 608927), (788, 556380), (792, 553570), (843, 520080), (880, 498213), (985, 445104), (990, 442856), (1124, 390060), (1182, 370920), (1320, 332142), (1405, 312048), (1576, 278190), (1584, 276785), (1686, 260040), (1773, 247280), (1970, 222552), (1980, 221428), (2167, 202320), (2248, 195030), (2364, 185460), (2529, 173360), (2640, 166071), (2810, 156024), (2955, 148368), (3091, 141840), (3152, 139095), (3372, 130020), (3546, 123640), (3940, 111276), (3960, 110714), (4215, 104016), (4334, 101160), (4496, 97515), (4728, 92730), (5058, 86680), (5620, 78012), (5910, 74184), (6182, 70920), (6501, 67440), (6744, 65010), (7092, 61820), (7880, 55638), (7920, 55357), (8430, 52008), (8668, 50580), (8865, 49456), (9273, 47280), (9456, 46365), (10116, 43340), (10835, 40464), (11240, 39006), (11820, 37092), (12364, 35460), (12645, 34672), (13002, 33720), (13488, 32505), (14184, 30910), (15455, 28368), (15760, 27819), (16860, 26004), (17336, 25290), (17730, 24728), (18546, 23640), (19503, 22480), (20232, 21670)]