12438568960

素因数分解:

$2^{15}\times 5^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:176

約数の個数: 192

約数和(自身を含む): 31236602400

約数和(自身を除く): 18798033440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 79, 80, 124, 128, 155, 158, 160, 248, 256, 310, 316, 320, 395, 496, 512, 620, 632, 640, 790, 961, 992, 1024, 1240, 1264, 1280, 1580, 1922, 1984, 2048, 2449, 2480, 2528, 2560, 3160, 3844, 3968, 4096, 4805, 4898, 4960, 5056, 5120, 6320, 7688, 7936, 8192, 9610, 9796, 9920, 10112, 10240, 12245, 12640, 15376, 15872, 16384, 19220, 19592, 19840, 20224, 20480, 24490, 25280, 30752, 31744, 32768, 38440, 39184, 39680, 40448, 40960, 48980, 50560, 61504, 63488, 75919, 76880, 78368, 79360, 80896, 81920, 97960, 101120, 123008, 126976, 151838, 153760, 156736, 158720, 161792, 163840, 195920, 202240, 246016, 253952, 303676, 307520, 313472, 317440, 323584, 379595, 391840, 404480, 492032, 507904, 607352, 615040, 626944, 634880, 647168, 759190, 783680, 808960, 984064, 1015808, 1214704, 1230080, 1253888, 1269760, 1294336, 1518380, 1567360, 1617920, 1968128, 2429408, 2460160, 2507776, 2539520, 2588672, 3036760, 3134720, 3235840, 3936256, 4858816, 4920320, 5015552, 5079040, 6073520, 6269440, 6471680, 7872512, 9717632, 9840640, 10031104, 12147040, 12538880, 12943360, 15745024, 19435264, 19681280, 20062208, 24294080, 25077760, 31490048, 38870528, 39362560, 40124416, 48588160, 50155520, 77741056, 78725120, 80248832, 97176320, 100311040, 155482112, 157450240, 194352640, 200622080, 310964224, 388705280, 401244160, 621928448, 777410560, 1243856896, 1554821120, 2487713792, 3109642240, 6219284480, 12438568960]

約数ペア:

[(1, 12438568960), (2, 6219284480), (4, 3109642240), (5, 2487713792), (8, 1554821120), (10, 1243856896), (16, 777410560), (20, 621928448), (31, 401244160), (32, 388705280), (40, 310964224), (62, 200622080), (64, 194352640), (79, 157450240), (80, 155482112), (124, 100311040), (128, 97176320), (155, 80248832), (158, 78725120), (160, 77741056), (248, 50155520), (256, 48588160), (310, 40124416), (316, 39362560), (320, 38870528), (395, 31490048), (496, 25077760), (512, 24294080), (620, 20062208), (632, 19681280), (640, 19435264), (790, 15745024), (961, 12943360), (992, 12538880), (1024, 12147040), (1240, 10031104), (1264, 9840640), (1280, 9717632), (1580, 7872512), (1922, 6471680), (1984, 6269440), (2048, 6073520), (2449, 5079040), (2480, 5015552), (2528, 4920320), (2560, 4858816), (3160, 3936256), (3844, 3235840), (3968, 3134720), (4096, 3036760), (4805, 2588672), (4898, 2539520), (4960, 2507776), (5056, 2460160), (5120, 2429408), (6320, 1968128), (7688, 1617920), (7936, 1567360), (8192, 1518380), (9610, 1294336), (9796, 1269760), (9920, 1253888), (10112, 1230080), (10240, 1214704), (12245, 1015808), (12640, 984064), (15376, 808960), (15872, 783680), (16384, 759190), (19220, 647168), (19592, 634880), (19840, 626944), (20224, 615040), (20480, 607352), (24490, 507904), (25280, 492032), (30752, 404480), (31744, 391840), (32768, 379595), (38440, 323584), (39184, 317440), (39680, 313472), (40448, 307520), (40960, 303676), (48980, 253952), (50560, 246016), (61504, 202240), (63488, 195920), (75919, 163840), (76880, 161792), (78368, 158720), (79360, 156736), (80896, 153760), (81920, 151838), (97960, 126976), (101120, 123008)]