64122720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:205

約数の個数: 192

約数和(自身を含む): 217728000

約数和(自身を除く): 153605280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 79, 80, 89, 95, 96, 114, 120, 152, 158, 160, 178, 190, 228, 237, 240, 267, 285, 304, 316, 356, 380, 395, 445, 456, 474, 480, 534, 570, 608, 632, 712, 760, 790, 890, 912, 948, 1068, 1140, 1185, 1264, 1335, 1424, 1501, 1520, 1580, 1691, 1780, 1824, 1896, 2136, 2280, 2370, 2528, 2670, 2848, 3002, 3040, 3160, 3382, 3560, 3792, 4272, 4503, 4560, 4740, 5073, 5340, 6004, 6320, 6764, 7031, 7120, 7505, 7584, 8455, 8544, 9006, 9120, 9480, 10146, 10680, 12008, 12640, 13528, 14062, 14240, 15010, 16910, 18012, 18960, 20292, 21093, 21360, 22515, 24016, 25365, 27056, 28124, 30020, 33820, 35155, 36024, 37920, 40584, 42186, 42720, 45030, 48032, 50730, 54112, 56248, 60040, 67640, 70310, 72048, 81168, 84372, 90060, 101460, 105465, 112496, 120080, 133589, 135280, 140620, 144096, 162336, 168744, 180120, 202920, 210930, 224992, 240160, 267178, 270560, 281240, 337488, 360240, 400767, 405840, 421860, 534356, 562480, 667945, 674976, 720480, 801534, 811680, 843720, 1068712, 1124960, 1335890, 1603068, 1687440, 2003835, 2137424, 2671780, 3206136, 3374880, 4007670, 4274848, 5343560, 6412272, 8015340, 10687120, 12824544, 16030680, 21374240, 32061360, 64122720]

約数ペア:

[(1, 64122720), (2, 32061360), (3, 21374240), (4, 16030680), (5, 12824544), (6, 10687120), (8, 8015340), (10, 6412272), (12, 5343560), (15, 4274848), (16, 4007670), (19, 3374880), (20, 3206136), (24, 2671780), (30, 2137424), (32, 2003835), (38, 1687440), (40, 1603068), (48, 1335890), (57, 1124960), (60, 1068712), (76, 843720), (79, 811680), (80, 801534), (89, 720480), (95, 674976), (96, 667945), (114, 562480), (120, 534356), (152, 421860), (158, 405840), (160, 400767), (178, 360240), (190, 337488), (228, 281240), (237, 270560), (240, 267178), (267, 240160), (285, 224992), (304, 210930), (316, 202920), (356, 180120), (380, 168744), (395, 162336), (445, 144096), (456, 140620), (474, 135280), (480, 133589), (534, 120080), (570, 112496), (608, 105465), (632, 101460), (712, 90060), (760, 84372), (790, 81168), (890, 72048), (912, 70310), (948, 67640), (1068, 60040), (1140, 56248), (1185, 54112), (1264, 50730), (1335, 48032), (1424, 45030), (1501, 42720), (1520, 42186), (1580, 40584), (1691, 37920), (1780, 36024), (1824, 35155), (1896, 33820), (2136, 30020), (2280, 28124), (2370, 27056), (2528, 25365), (2670, 24016), (2848, 22515), (3002, 21360), (3040, 21093), (3160, 20292), (3382, 18960), (3560, 18012), (3792, 16910), (4272, 15010), (4503, 14240), (4560, 14062), (4740, 13528), (5073, 12640), (5340, 12008), (6004, 10680), (6320, 10146), (6764, 9480), (7031, 9120), (7120, 9006), (7505, 8544), (7584, 8455)]