1818449360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 320

約数和(自身を含む): 5503314432

約数和(自身を除く): 3684865072

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 37, 40, 43, 52, 56, 65, 70, 74, 80, 86, 91, 104, 112, 130, 140, 148, 157, 172, 182, 185, 208, 215, 259, 260, 280, 296, 301, 314, 344, 364, 370, 430, 455, 481, 518, 520, 559, 560, 592, 602, 628, 688, 728, 740, 785, 860, 910, 962, 1036, 1040, 1099, 1118, 1204, 1256, 1295, 1456, 1480, 1505, 1570, 1591, 1720, 1820, 1924, 2041, 2072, 2198, 2236, 2405, 2408, 2512, 2590, 2795, 2960, 3010, 3140, 3182, 3367, 3440, 3640, 3848, 3913, 4082, 4144, 4396, 4472, 4810, 4816, 5180, 5495, 5590, 5809, 6020, 6280, 6364, 6734, 6751, 7280, 7696, 7826, 7955, 8164, 8792, 8944, 9620, 10205, 10360, 10990, 11137, 11180, 11618, 12040, 12560, 12728, 13468, 13502, 14287, 15652, 15910, 16328, 16835, 17584, 19240, 19565, 20410, 20683, 20720, 21980, 22274, 22360, 23236, 24080, 25456, 26936, 27004, 28574, 29045, 31304, 31820, 32656, 33670, 33755, 38480, 39130, 40663, 40820, 41366, 43960, 44548, 44720, 46472, 47257, 53872, 54008, 55685, 57148, 58090, 62608, 63640, 67340, 67510, 71435, 75517, 78260, 81326, 81640, 82732, 87763, 87920, 89096, 92944, 94514, 103415, 108016, 111370, 114296, 116180, 127280, 134680, 135020, 142870, 144781, 151034, 156520, 162652, 163280, 165464, 175526, 178192, 189028, 203315, 206830, 222740, 228592, 232360, 236285, 249787, 269360, 270040, 285740, 289562, 302068, 313040, 325304, 330928, 351052, 377585, 378056, 406630, 413660, 438815, 445480, 464720, 472570, 499574, 528619, 540080, 571480, 579124, 604136, 614341, 650608, 702104, 723905, 755170, 756112, 813260, 827320, 877630, 890960, 945140, 999148, 1057238, 1142960, 1158248, 1208272, 1228682, 1248935, 1404208, 1447810, 1510340, 1626520, 1654640, 1748509, 1755260, 1890280, 1998296, 2114476, 2316496, 2457364, 2497870, 2643095, 2895620, 3020680, 3071705, 3247231, 3253040, 3497018, 3510520, 3780560, 3996592, 4228952, 4914728, 4995740, 5286190, 5791240, 6041360, 6143410, 6494462, 6994036, 7021040, 8457904, 8742545, 9829456, 9991480, 10572380, 11582480, 12286820, 12988924, 13988072, 16236155, 17485090, 19982960, 21144760, 22730617, 24573640, 25977848, 27976144, 32472310, 34970180, 42289520, 45461234, 49147280, 51955696, 64944620, 69940360, 90922468, 113653085, 129889240, 139880720, 181844936, 227306170, 259778480, 363689872, 454612340, 909224680, 1818449360]

約数ペア:

[(1, 1818449360), (2, 909224680), (4, 454612340), (5, 363689872), (7, 259778480), (8, 227306170), (10, 181844936), (13, 139880720), (14, 129889240), (16, 113653085), (20, 90922468), (26, 69940360), (28, 64944620), (35, 51955696), (37, 49147280), (40, 45461234), (43, 42289520), (52, 34970180), (56, 32472310), (65, 27976144), (70, 25977848), (74, 24573640), (80, 22730617), (86, 21144760), (91, 19982960), (104, 17485090), (112, 16236155), (130, 13988072), (140, 12988924), (148, 12286820), (157, 11582480), (172, 10572380), (182, 9991480), (185, 9829456), (208, 8742545), (215, 8457904), (259, 7021040), (260, 6994036), (280, 6494462), (296, 6143410), (301, 6041360), (314, 5791240), (344, 5286190), (364, 4995740), (370, 4914728), (430, 4228952), (455, 3996592), (481, 3780560), (518, 3510520), (520, 3497018), (559, 3253040), (560, 3247231), (592, 3071705), (602, 3020680), (628, 2895620), (688, 2643095), (728, 2497870), (740, 2457364), (785, 2316496), (860, 2114476), (910, 1998296), (962, 1890280), (1036, 1755260), (1040, 1748509), (1099, 1654640), (1118, 1626520), (1204, 1510340), (1256, 1447810), (1295, 1404208), (1456, 1248935), (1480, 1228682), (1505, 1208272), (1570, 1158248), (1591, 1142960), (1720, 1057238), (1820, 999148), (1924, 945140), (2041, 890960), (2072, 877630), (2198, 827320), (2236, 813260), (2405, 756112), (2408, 755170), (2512, 723905), (2590, 702104), (2795, 650608), (2960, 614341), (3010, 604136), (3140, 579124), (3182, 571480), (3367, 540080), (3440, 528619), (3640, 499574), (3848, 472570), (3913, 464720), (4082, 445480), (4144, 438815), (4396, 413660), (4472, 406630), (4810, 378056), (4816, 377585), (5180, 351052), (5495, 330928), (5590, 325304), (5809, 313040), (6020, 302068), (6280, 289562), (6364, 285740), (6734, 270040), (6751, 269360), (7280, 249787), (7696, 236285), (7826, 232360), (7955, 228592), (8164, 222740), (8792, 206830), (8944, 203315), (9620, 189028), (10205, 178192), (10360, 175526), (10990, 165464), (11137, 163280), (11180, 162652), (11618, 156520), (12040, 151034), (12560, 144781), (12728, 142870), (13468, 135020), (13502, 134680), (14287, 127280), (15652, 116180), (15910, 114296), (16328, 111370), (16835, 108016), (17584, 103415), (19240, 94514), (19565, 92944), (20410, 89096), (20683, 87920), (20720, 87763), (21980, 82732), (22274, 81640), (22360, 81326), (23236, 78260), (24080, 75517), (25456, 71435), (26936, 67510), (27004, 67340), (28574, 63640), (29045, 62608), (31304, 58090), (31820, 57148), (32656, 55685), (33670, 54008), (33755, 53872), (38480, 47257), (39130, 46472), (40663, 44720), (40820, 44548), (41366, 43960)]