18865121280

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{32321}}^1$

素因数の和:32370

約数の個数: 192

約数和(自身を含む): 63532123200

約数和(自身を除く): 44667001920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 512, 570, 608, 640, 760, 768, 912, 960, 1024, 1140, 1216, 1280, 1520, 1536, 1824, 1920, 2048, 2280, 2432, 2560, 3040, 3072, 3648, 3840, 4560, 4864, 5120, 6080, 6144, 7296, 7680, 9120, 9728, 10240, 12160, 14592, 15360, 18240, 19456, 24320, 29184, 30720, 32321, 36480, 38912, 48640, 58368, 64642, 72960, 96963, 97280, 116736, 129284, 145920, 161605, 193926, 194560, 258568, 291840, 323210, 387852, 484815, 517136, 583680, 614099, 646420, 775704, 969630, 1034272, 1228198, 1292840, 1551408, 1842297, 1939260, 2068544, 2456396, 2585680, 3070495, 3102816, 3684594, 3878520, 4137088, 4912792, 5171360, 6140990, 6205632, 7369188, 7757040, 8274176, 9211485, 9825584, 10342720, 12281980, 12411264, 14738376, 15514080, 16548352, 18422970, 19651168, 20685440, 24563960, 24822528, 29476752, 31028160, 33096704, 36845940, 39302336, 41370880, 49127920, 49645056, 58953504, 62056320, 66193408, 73691880, 78604672, 82741760, 98255840, 99290112, 117907008, 124112640, 147383760, 157209344, 165483520, 196511680, 198580224, 235814016, 248225280, 294767520, 314418688, 330967040, 393023360, 471628032, 496450560, 589535040, 628837376, 786046720, 943256064, 992901120, 1179070080, 1257674752, 1572093440, 1886512128, 2358140160, 3144186880, 3773024256, 4716280320, 6288373760, 9432560640, 18865121280]

約数ペア:

[(1, 18865121280), (2, 9432560640), (3, 6288373760), (4, 4716280320), (5, 3773024256), (6, 3144186880), (8, 2358140160), (10, 1886512128), (12, 1572093440), (15, 1257674752), (16, 1179070080), (19, 992901120), (20, 943256064), (24, 786046720), (30, 628837376), (32, 589535040), (38, 496450560), (40, 471628032), (48, 393023360), (57, 330967040), (60, 314418688), (64, 294767520), (76, 248225280), (80, 235814016), (95, 198580224), (96, 196511680), (114, 165483520), (120, 157209344), (128, 147383760), (152, 124112640), (160, 117907008), (190, 99290112), (192, 98255840), (228, 82741760), (240, 78604672), (256, 73691880), (285, 66193408), (304, 62056320), (320, 58953504), (380, 49645056), (384, 49127920), (456, 41370880), (480, 39302336), (512, 36845940), (570, 33096704), (608, 31028160), (640, 29476752), (760, 24822528), (768, 24563960), (912, 20685440), (960, 19651168), (1024, 18422970), (1140, 16548352), (1216, 15514080), (1280, 14738376), (1520, 12411264), (1536, 12281980), (1824, 10342720), (1920, 9825584), (2048, 9211485), (2280, 8274176), (2432, 7757040), (2560, 7369188), (3040, 6205632), (3072, 6140990), (3648, 5171360), (3840, 4912792), (4560, 4137088), (4864, 3878520), (5120, 3684594), (6080, 3102816), (6144, 3070495), (7296, 2585680), (7680, 2456396), (9120, 2068544), (9728, 1939260), (10240, 1842297), (12160, 1551408), (14592, 1292840), (15360, 1228198), (18240, 1034272), (19456, 969630), (24320, 775704), (29184, 646420), (30720, 614099), (32321, 583680), (36480, 517136), (38912, 484815), (48640, 387852), (58368, 323210), (64642, 291840), (72960, 258568), (96963, 194560), (97280, 193926), (116736, 161605), (129284, 145920)]